20445253920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:798

約数の個数: 864

約数和(自身を含む): 90348410880

約数和(自身を除く): 69903156960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 62, 63, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 98, 104, 105, 112, 117, 120, 124, 126, 130, 140, 144, 147, 155, 156, 160, 168, 180, 182, 186, 195, 196, 208, 210, 217, 224, 234, 240, 245, 248, 252, 260, 273, 279, 280, 288, 294, 310, 312, 315, 336, 360, 364, 372, 390, 392, 403, 416, 420, 434, 441, 455, 465, 468, 480, 490, 496, 504, 520, 546, 558, 560, 585, 588, 620, 624, 630, 637, 651, 672, 719, 720, 728, 735, 744, 780, 784, 806, 819, 840, 868, 882, 910, 930, 936, 980, 992, 1008, 1040, 1085, 1092, 1116, 1120, 1170, 1176, 1209, 1240, 1248, 1260, 1274, 1302, 1365, 1395, 1438, 1440, 1456, 1470, 1488, 1519, 1560, 1568, 1612, 1638, 1680, 1736, 1764, 1820, 1860, 1872, 1911, 1953, 1960, 2015, 2016, 2080, 2157, 2170, 2184, 2205, 2232, 2340, 2352, 2418, 2480, 2520, 2548, 2604, 2730, 2790, 2821, 2876, 2912, 2940, 2976, 3038, 3120, 3185, 3224, 3255, 3276, 3360, 3472, 3528, 3595, 3627, 3640, 3720, 3744, 3822, 3906, 3920, 4030, 4095, 4314, 4340, 4368, 4410, 4464, 4557, 4680, 4704, 4836, 4960, 5033, 5040, 5096, 5208, 5460, 5580, 5642, 5733, 5752, 5880, 6045, 6076, 6240, 6370, 6448, 6471, 6510, 6552, 6944, 7056, 7190, 7254, 7280, 7440, 7595, 7644, 7812, 7840, 8060, 8190, 8463, 8628, 8680, 8736, 8820, 8928, 9114, 9347, 9360, 9555, 9672, 9765, 10066, 10080, 10192, 10416, 10785, 10920, 11160, 11284, 11466, 11504, 11760, 12090, 12152, 12740, 12896, 12942, 13020, 13104, 13671, 14105, 14112, 14380, 14508, 14560, 14880, 15099, 15190, 15288, 15624, 16120, 16380, 16926, 17256, 17360, 17640, 18135, 18228, 18694, 18720, 19110, 19344, 19530, 19747, 20132, 20384, 20832, 21570, 21840, 22289, 22320, 22568, 22785, 22932, 23008, 23520, 24180, 24304, 25165, 25389, 25480, 25884, 26040, 26208, 27342, 28041, 28210, 28665, 28760, 29016, 30198, 30380, 30576, 31248, 32240, 32355, 32760, 33852, 34512, 34720, 35231, 35280, 36270, 36456, 37388, 38220, 38688, 39060, 39494, 40264, 42315, 43140, 43680, 44578, 44640, 45136, 45297, 45570, 45864, 46735, 48360, 48608, 50330, 50778, 50960, 51768, 52080, 54684, 56082, 56420, 57330, 57520, 58032, 59241, 60396, 60760, 61152, 62496, 64480, 64710, 65429, 65520, 66867, 67704, 68355, 69024, 70462, 70560, 72540, 72912, 74776, 75495, 76440, 78120, 78988, 80528, 84123, 84630, 86280, 89156, 90272, 90594, 91140, 91728, 93470, 96720, 98735, 100660, 101556, 101920, 103536, 104160, 105693, 109368, 111445, 112164, 112840, 114660, 115040, 116064, 118482, 120792, 121520, 126945, 129420, 130858, 131040, 133734, 135408, 136710, 140205, 140924, 145080, 145824, 149552, 150990, 152880, 156023, 156240, 157976, 161056, 168246, 169260, 172560, 176155, 177723, 178312, 181188, 182280, 183456, 186940, 193440, 196287, 197470, 200601, 201320, 203112, 207072, 211386, 218736, 222890, 224328, 225680, 226485, 229320, 236964, 241584, 243040, 253890, 258840, 261716, 267468, 270816, 273420, 280410, 281848, 289757, 290160, 296205, 299104, 301980, 305760, 312046, 312480, 315952, 317079, 327145, 334335, 336492, 338520, 345120, 352310, 355446, 356624, 362376, 364560, 373880, 392574, 394940, 401202, 402640, 406224, 420615, 422772, 437472, 445780, 448656, 451360, 452970, 458003, 458640, 468069, 473928, 483168, 507780, 517680, 523432, 528465, 534936, 546840, 560820, 563696, 579514, 580320, 588861, 592410, 603960, 624092, 631904, 634158, 654290, 668670, 672984, 677040, 704620, 710892, 713248, 724752, 729120, 747760, 780115, 785148, 789880, 802404, 805280, 812448, 841230, 845544, 869271, 888615, 891560, 897312, 905940, 916006, 917280, 936138, 947856, 981435, 1003005, 1015560, 1035360, 1046864, 1056930, 1069872, 1092161, 1093680, 1121640, 1127392, 1159028, 1177722, 1184820, 1207920, 1248184, 1268316, 1308580, 1337340, 1345968, 1354080, 1374009, 1404207, 1409240, 1421784, 1448785, 1449504, 1495520, 1560230, 1570296, 1579760, 1585395, 1604808, 1682460, 1691088, 1738542, 1777230, 1783120, 1811880, 1832012, 1872276, 1895712, 1962870, 2006010, 2028299, 2031120, 2093728, 2113860, 2139744, 2184322, 2187360, 2243280, 2290015, 2318056, 2340345, 2355444, 2369640, 2415840, 2496368, 2536632, 2607813, 2617160, 2674680, 2691936, 2748018, 2808414, 2818480, 2843568, 2897570, 2944305, 3120460, 3140592, 3159520, 3170790, 3209616, 3276483, 3364920, 3382176, 3477084, 3554460, 3566240, 3623760, 3664024, 3744552, 3925740, 4012020, 4056598, 4062240, 4122027, 4227720, 4346355, 4368644, 4486560, 4580030, 4636112, 4680690, 4710888, 4739280, 4992736, 5073264, 5215626, 5234320, 5349360, 5460805, 5496036, 5616828, 5636960, 5687136, 5795140, 5888610, 6084897, 6240920, 6281184, 6341580, 6419232, 6552966, 6729840, 6870045, 6954168, 7021035, 7108920, 7247520, 7328048, 7489104, 7851480, 8024040, 8113196, 8244054, 8455440, 8692710, 8737288, 9160060, 9272224, 9361380, 9421776, 9478560, 9829449, 10141495, 10146528, 10431252, 10468640, 10698720, 10921610, 10992072, 11233656, 11590280, 11777220, 12169794, 12481840, 12683160, 13039065, 13105932, 13459680, 13740090, 13908336, 14042070, 14198093, 14217840, 14656096, 14978208, 15702960, 16048080, 16226392, 16382415, 16488108, 16910880, 17385420, 17474576, 18254691, 18320120, 18722760, 18843552, 19658898, 20282990, 20610135, 20862504, 21843220, 21984144, 22467312, 23180560, 23554440, 24339588, 24963680, 25366320, 26078130, 26211864, 27480180, 27816672, 28084140, 28396186, 28435680, 30424485, 31405920, 32096160, 32452784, 32764830, 32976216, 34770840, 34949152, 36509382, 36640240, 37445520, 39317796, 40565980, 41220270, 41725008, 42594279, 43686440, 43968288, 44934624, 46361120, 47108880, 48679176, 49147245, 50732640, 52156260, 52423728, 54960360, 56168280, 56792372, 60848970, 64905568, 65529660, 65952432, 69541680, 70990465, 73018764, 73280480, 74891040, 78635592, 81131960, 82440540, 83450016, 85188558, 87372880, 91273455, 94217760, 97358352, 98294490, 104312520, 104847456, 109920720, 112336560, 113584744, 121697940, 127782837, 131059320, 131904864, 139083360, 141980930, 146037528, 157271184, 162263920, 164881080, 170377116, 174745760, 182546910, 194716704, 196588980, 208625040, 212971395, 219841440, 224673120, 227169488, 243395880, 255565674, 262118640, 283961860, 292075056, 314542368, 324527840, 329762160, 340754232, 365093820, 393177960, 417250080, 425942790, 454338976, 486791760, 511131348, 524237280, 567923720, 584150112, 638914185, 659524320, 681508464, 730187640, 786355920, 851885580, 973583520, 1022262696, 1135847440, 1277828370, 1363016928, 1460375280, 1572711840, 1703771160, 2044525392, 2271694880, 2555656740, 2920750560, 3407542320, 4089050784, 5111313480, 6815084640, 10222626960, 20445253920]

約数ペア:

[(1, 20445253920), (2, 10222626960), (3, 6815084640), (4, 5111313480), (5, 4089050784), (6, 3407542320), (7, 2920750560), (8, 2555656740), (9, 2271694880), (10, 2044525392), (12, 1703771160), (13, 1572711840), (14, 1460375280), (15, 1363016928), (16, 1277828370), (18, 1135847440), (20, 1022262696), (21, 973583520), (24, 851885580), (26, 786355920), (28, 730187640), (30, 681508464), (31, 659524320), (32, 638914185), (35, 584150112), (36, 567923720), (39, 524237280), (40, 511131348), (42, 486791760), (45, 454338976), (48, 425942790), (49, 417250080), (52, 393177960), (56, 365093820), (60, 340754232), (62, 329762160), (63, 324527840), (65, 314542368), (70, 292075056), (72, 283961860), (78, 262118640), (80, 255565674), (84, 243395880), (90, 227169488), (91, 224673120), (93, 219841440), (96, 212971395), (98, 208625040), (104, 196588980), (105, 194716704), (112, 182546910), (117, 174745760), (120, 170377116), (124, 164881080), (126, 162263920), (130, 157271184), (140, 146037528), (144, 141980930), (147, 139083360), (155, 131904864), (156, 131059320), (160, 127782837), (168, 121697940), (180, 113584744), (182, 112336560), (186, 109920720), (195, 104847456), (196, 104312520), (208, 98294490), (210, 97358352), (217, 94217760), (224, 91273455), (234, 87372880), (240, 85188558), (245, 83450016), (248, 82440540), (252, 81131960), (260, 78635592), (273, 74891040), (279, 73280480), (280, 73018764), (288, 70990465), (294, 69541680), (310, 65952432), (312, 65529660), (315, 64905568), (336, 60848970), (360, 56792372), (364, 56168280), (372, 54960360), (390, 52423728), (392, 52156260), (403, 50732640), (416, 49147245), (420, 48679176), (434, 47108880), (441, 46361120), (455, 44934624), (465, 43968288), (468, 43686440), (480, 42594279), (490, 41725008), (496, 41220270), (504, 40565980), (520, 39317796), (546, 37445520), (558, 36640240), (560, 36509382), (585, 34949152), (588, 34770840), (620, 32976216), (624, 32764830), (630, 32452784), (637, 32096160), (651, 31405920), (672, 30424485), (719, 28435680), (720, 28396186), (728, 28084140), (735, 27816672), (744, 27480180), (780, 26211864), (784, 26078130), (806, 25366320), (819, 24963680), (840, 24339588), (868, 23554440), (882, 23180560), (910, 22467312), (930, 21984144), (936, 21843220), (980, 20862504), (992, 20610135), (1008, 20282990), (1040, 19658898), (1085, 18843552), (1092, 18722760), (1116, 18320120), (1120, 18254691), (1170, 17474576), (1176, 17385420), (1209, 16910880), (1240, 16488108), (1248, 16382415), (1260, 16226392), (1274, 16048080), (1302, 15702960), (1365, 14978208), (1395, 14656096), (1438, 14217840), (1440, 14198093), (1456, 14042070), (1470, 13908336), (1488, 13740090), (1519, 13459680), (1560, 13105932), (1568, 13039065), (1612, 12683160), (1638, 12481840), (1680, 12169794), (1736, 11777220), (1764, 11590280), (1820, 11233656), (1860, 10992072), (1872, 10921610), (1911, 10698720), (1953, 10468640), (1960, 10431252), (2015, 10146528), (2016, 10141495), (2080, 9829449), (2157, 9478560), (2170, 9421776), (2184, 9361380), (2205, 9272224), (2232, 9160060), (2340, 8737288), (2352, 8692710), (2418, 8455440), (2480, 8244054), (2520, 8113196), (2548, 8024040), (2604, 7851480), (2730, 7489104), (2790, 7328048), (2821, 7247520), (2876, 7108920), (2912, 7021035), (2940, 6954168), (2976, 6870045), (3038, 6729840), (3120, 6552966), (3185, 6419232), (3224, 6341580), (3255, 6281184), (3276, 6240920), (3360, 6084897), (3472, 5888610), (3528, 5795140), (3595, 5687136), (3627, 5636960), (3640, 5616828), (3720, 5496036), (3744, 5460805), (3822, 5349360), (3906, 5234320), (3920, 5215626), (4030, 5073264), (4095, 4992736), (4314, 4739280), (4340, 4710888), (4368, 4680690), (4410, 4636112), (4464, 4580030), (4557, 4486560), (4680, 4368644), (4704, 4346355), (4836, 4227720), (4960, 4122027), (5033, 4062240), (5040, 4056598), (5096, 4012020), (5208, 3925740), (5460, 3744552), (5580, 3664024), (5642, 3623760), (5733, 3566240), (5752, 3554460), (5880, 3477084), (6045, 3382176), (6076, 3364920), (6240, 3276483), (6370, 3209616), (6448, 3170790), (6471, 3159520), (6510, 3140592), (6552, 3120460), (6944, 2944305), (7056, 2897570), (7190, 2843568), (7254, 2818480), (7280, 2808414), (7440, 2748018), (7595, 2691936), (7644, 2674680), (7812, 2617160), (7840, 2607813), (8060, 2536632), (8190, 2496368), (8463, 2415840), (8628, 2369640), (8680, 2355444), (8736, 2340345), (8820, 2318056), (8928, 2290015), (9114, 2243280), (9347, 2187360), (9360, 2184322), (9555, 2139744), (9672, 2113860), (9765, 2093728), (10066, 2031120), (10080, 2028299), (10192, 2006010), (10416, 1962870), (10785, 1895712), (10920, 1872276), (11160, 1832012), (11284, 1811880), (11466, 1783120), (11504, 1777230), (11760, 1738542), (12090, 1691088), (12152, 1682460), (12740, 1604808), (12896, 1585395), (12942, 1579760), (13020, 1570296), (13104, 1560230), (13671, 1495520), (14105, 1449504), (14112, 1448785), (14380, 1421784), (14508, 1409240), (14560, 1404207), (14880, 1374009), (15099, 1354080), (15190, 1345968), (15288, 1337340), (15624, 1308580), (16120, 1268316), (16380, 1248184), (16926, 1207920), (17256, 1184820), (17360, 1177722), (17640, 1159028), (18135, 1127392), (18228, 1121640), (18694, 1093680), (18720, 1092161), (19110, 1069872), (19344, 1056930), (19530, 1046864), (19747, 1035360), (20132, 1015560), (20384, 1003005), (20832, 981435), (21570, 947856), (21840, 936138), (22289, 917280), (22320, 916006), (22568, 905940), (22785, 897312), (22932, 891560), (23008, 888615), (23520, 869271), (24180, 845544), (24304, 841230), (25165, 812448), (25389, 805280), (25480, 802404), (25884, 789880), (26040, 785148), (26208, 780115), (27342, 747760), (28041, 729120), (28210, 724752), (28665, 713248), (28760, 710892), (29016, 704620), (30198, 677040), (30380, 672984), (30576, 668670), (31248, 654290), (32240, 634158), (32355, 631904), (32760, 624092), (33852, 603960), (34512, 592410), (34720, 588861), (35231, 580320), (35280, 579514), (36270, 563696), (36456, 560820), (37388, 546840), (38220, 534936), (38688, 528465), (39060, 523432), (39494, 517680), (40264, 507780), (42315, 483168), (43140, 473928), (43680, 468069), (44578, 458640), (44640, 458003), (45136, 452970), (45297, 451360), (45570, 448656), (45864, 445780), (46735, 437472), (48360, 422772), (48608, 420615), (50330, 406224), (50778, 402640), (50960, 401202), (51768, 394940), (52080, 392574), (54684, 373880), (56082, 364560), (56420, 362376), (57330, 356624), (57520, 355446), (58032, 352310), (59241, 345120), (60396, 338520), (60760, 336492), (61152, 334335), (62496, 327145), (64480, 317079), (64710, 315952), (65429, 312480), (65520, 312046), (66867, 305760), (67704, 301980), (68355, 299104), (69024, 296205), (70462, 290160), (70560, 289757), (72540, 281848), (72912, 280410), (74776, 273420), (75495, 270816), (76440, 267468), (78120, 261716), (78988, 258840), (80528, 253890), (84123, 243040), (84630, 241584), (86280, 236964), (89156, 229320), (90272, 226485), (90594, 225680), (91140, 224328), (91728, 222890), (93470, 218736), (96720, 211386), (98735, 207072), (100660, 203112), (101556, 201320), (101920, 200601), (103536, 197470), (104160, 196287), (105693, 193440), (109368, 186940), (111445, 183456), (112164, 182280), (112840, 181188), (114660, 178312), (115040, 177723), (116064, 176155), (118482, 172560), (120792, 169260), (121520, 168246), (126945, 161056), (129420, 157976), (130858, 156240), (131040, 156023), (133734, 152880), (135408, 150990), (136710, 149552), (140205, 145824), (140924, 145080)]