28215303480

素因数分解:

$2^3\times 3^6\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 1120

約数和(自身を含む): 123439397760

約数和(自身を除く): 95224094280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 49, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 81, 84, 90, 91, 93, 98, 104, 105, 108, 117, 120, 124, 126, 130, 135, 140, 147, 155, 156, 162, 168, 180, 182, 186, 189, 195, 196, 210, 216, 217, 234, 243, 245, 248, 252, 260, 270, 273, 279, 280, 294, 310, 312, 315, 324, 343, 351, 360, 364, 372, 378, 390, 392, 403, 405, 420, 434, 441, 455, 465, 468, 486, 490, 504, 520, 540, 546, 558, 567, 585, 588, 620, 630, 637, 648, 651, 686, 702, 728, 729, 735, 744, 756, 780, 806, 810, 819, 837, 840, 868, 882, 910, 930, 936, 945, 972, 980, 1029, 1053, 1080, 1085, 1092, 1116, 1134, 1170, 1176, 1209, 1215, 1240, 1260, 1274, 1302, 1323, 1365, 1372, 1395, 1404, 1458, 1470, 1512, 1519, 1560, 1612, 1620, 1638, 1674, 1701, 1715, 1736, 1755, 1764, 1820, 1860, 1890, 1911, 1944, 1953, 1960, 2015, 2058, 2106, 2170, 2184, 2205, 2232, 2268, 2340, 2401, 2418, 2430, 2457, 2511, 2520, 2548, 2604, 2646, 2730, 2744, 2790, 2808, 2821, 2835, 2916, 2940, 3038, 3087, 3159, 3185, 3224, 3240, 3255, 3276, 3348, 3402, 3430, 3510, 3528, 3627, 3640, 3645, 3720, 3780, 3822, 3906, 3969, 4030, 4095, 4116, 4185, 4212, 4340, 4410, 4459, 4536, 4557, 4680, 4802, 4836, 4860, 4914, 5022, 5096, 5103, 5145, 5208, 5265, 5292, 5460, 5580, 5642, 5670, 5733, 5832, 5859, 5880, 6045, 6076, 6174, 6318, 6370, 6510, 6552, 6615, 6696, 6804, 6860, 7020, 7203, 7254, 7290, 7371, 7533, 7560, 7595, 7644, 7812, 7938, 8060, 8190, 8232, 8370, 8424, 8463, 8505, 8680, 8820, 8918, 9114, 9261, 9477, 9555, 9604, 9672, 9720, 9765, 9828, 10044, 10206, 10290, 10530, 10584, 10633, 10881, 10920, 11160, 11284, 11340, 11466, 11718, 11907, 12005, 12090, 12152, 12285, 12348, 12555, 12636, 12740, 13020, 13230, 13377, 13608, 13671, 13720, 14040, 14105, 14406, 14508, 14580, 14742, 15066, 15190, 15288, 15435, 15624, 15795, 15876, 16120, 16380, 16740, 16926, 17010, 17199, 17577, 17640, 17836, 18135, 18228, 18522, 18954, 19110, 19208, 19530, 19656, 19747, 19845, 20088, 20412, 20580, 21060, 21266, 21609, 21762, 22113, 22295, 22568, 22599, 22680, 22785, 22932, 23436, 23814, 24010, 24180, 24570, 24696, 25110, 25272, 25389, 25480, 25515, 26040, 26460, 26754, 27342, 27783, 28210, 28665, 28812, 29016, 29160, 29295, 29484, 30132, 30380, 30870, 31213, 31590, 31752, 31899, 32643, 32760, 33480, 33852, 34020, 34398, 35154, 35672, 35721, 36015, 36270, 36456, 36855, 37044, 37665, 37908, 38220, 39060, 39494, 39690, 40131, 40824, 41013, 41160, 42120, 42315, 42532, 43218, 43524, 44226, 44590, 45198, 45570, 45864, 46305, 46872, 47385, 47628, 48020, 48360, 49140, 50220, 50778, 51030, 51597, 52731, 52920, 53165, 53508, 54405, 54684, 55566, 56420, 57330, 57624, 58590, 58968, 59241, 59535, 60264, 60760, 61740, 62426, 63180, 63798, 64827, 65286, 66339, 66885, 67704, 68040, 68355, 68796, 70308, 71442, 72030, 72540, 73710, 74088, 74431, 75330, 75816, 76167, 76440, 78120, 78988, 79380, 80262, 82026, 83349, 84630, 85064, 85995, 86436, 87048, 87885, 88452, 89180, 90396, 91140, 92610, 93639, 94770, 95256, 95697, 96040, 97929, 98280, 98735, 100440, 101556, 102060, 103194, 105462, 106330, 107016, 108045, 108810, 109368, 110565, 111132, 112840, 112995, 114660, 117180, 118482, 119070, 120393, 123039, 123480, 124852, 126360, 126945, 127596, 129654, 130572, 132678, 133770, 136710, 137592, 138229, 138915, 140616, 142884, 144060, 145080, 147420, 148862, 150660, 152334, 154791, 156065, 157976, 158193, 158760, 159495, 160524, 163215, 164052, 166698, 169260, 171990, 172872, 175770, 176904, 177723, 178360, 178605, 180792, 182280, 185220, 187278, 189540, 191394, 194481, 195858, 197470, 200655, 203112, 204120, 205065, 206388, 210924, 212660, 216090, 217620, 221130, 222264, 223293, 225990, 228501, 229320, 234360, 236964, 238140, 240786, 246078, 249704, 250047, 253890, 255192, 257985, 259308, 261144, 263655, 265356, 267540, 273420, 276458, 277830, 280917, 285768, 287091, 288120, 293787, 294840, 296205, 297724, 301320, 304668, 309582, 312130, 316386, 318990, 321048, 324135, 326430, 328104, 331695, 333396, 338520, 343980, 351540, 355446, 357210, 361179, 369117, 370440, 372155, 374556, 379080, 380835, 382788, 388962, 391716, 394940, 401310, 410130, 412776, 414687, 416745, 421848, 425320, 432180, 435240, 442260, 446586, 451980, 457002, 464373, 468195, 473928, 476280, 478485, 481572, 489645, 492156, 500094, 507780, 515970, 518616, 527310, 530712, 533169, 535080, 546840, 552916, 555660, 561834, 574182, 583443, 587574, 592410, 595448, 601965, 609336, 615195, 619164, 624260, 632772, 637980, 648270, 652860, 663390, 666792, 669879, 685503, 687960, 691145, 703080, 710892, 714420, 722358, 738234, 744310, 749112, 761670, 765576, 773955, 777924, 783432, 789880, 790965, 802620, 820260, 829374, 833490, 842751, 861273, 864360, 884520, 888615, 893172, 903960, 914004, 928746, 936390, 956970, 963144, 967603, 972405, 979290, 984312, 1000188, 1015560, 1031940, 1054620, 1066338, 1083537, 1105832, 1107351, 1111320, 1116465, 1123668, 1142505, 1148364, 1166886, 1175148, 1184820, 1203930, 1230390, 1238328, 1244061, 1248520, 1250235, 1265544, 1275960, 1296540, 1305720, 1326780, 1339758, 1371006, 1382290, 1404585, 1421784, 1428840, 1435455, 1444716, 1468935, 1476468, 1488620, 1523340, 1547910, 1555848, 1581930, 1599507, 1605240, 1640520, 1658748, 1666980, 1685502, 1722546, 1750329, 1777230, 1786344, 1805895, 1828008, 1845585, 1857492, 1872780, 1913940, 1935206, 1944810, 1958580, 2000376, 2009637, 2056509, 2063880, 2073435, 2109240, 2132676, 2167074, 2214702, 2232930, 2247336, 2285010, 2296728, 2321865, 2333772, 2350296, 2369640, 2407860, 2460780, 2488122, 2500470, 2528253, 2583819, 2593080, 2653560, 2665845, 2679516, 2742012, 2764580, 2809170, 2870910, 2889432, 2902809, 2917215, 2937870, 2952936, 2977240, 3046680, 3095820, 3163860, 3199014, 3250611, 3317496, 3333960, 3349395, 3371004, 3427515, 3445092, 3500658, 3554460, 3611790, 3691170, 3714984, 3732183, 3745560, 3827880, 3870412, 3889620, 3917160, 4019274, 4113018, 4146870, 4213755, 4265352, 4306365, 4334148, 4429404, 4465860, 4570020, 4643730, 4667544, 4798521, 4815720, 4838015, 4921560, 4976244, 5000940, 5056506, 5167638, 5331690, 5359032, 5417685, 5484024, 5529160, 5536755, 5618340, 5741820, 5805618, 5834430, 5875740, 6028911, 6191640, 6220305, 6327720, 6398028, 6501222, 6698790, 6742008, 6855030, 6890184, 7001316, 7108920, 7223580, 7382340, 7464366, 7584759, 7740824, 7751457, 7779240, 7997535, 8038548, 8226036, 8293740, 8427510, 8612730, 8668296, 8708427, 8751645, 8858808, 8931720, 9140040, 9287460, 9597042, 9676030, 9952488, 10001880, 10048185, 10113012, 10282545, 10335276, 10663380, 10835370, 11073510, 11196549, 11236680, 11483640, 11611236, 11668860, 11751480, 12057822, 12440610, 12641265, 12796056, 12919095, 13002444, 13397580, 13710060, 14002632, 14395563, 14447160, 14514045, 14764680, 14928732, 15169518, 15502914, 15995070, 16077096, 16253055, 16452072, 16587480, 16855020, 17225460, 17416854, 17503290, 18086733, 18574920, 18660915, 19194084, 19352060, 20096370, 20226024, 20565090, 20670552, 21326760, 21670740, 22147020, 22393098, 22754277, 23222472, 23337720, 23992605, 24115644, 24881220, 25282530, 25838190, 26004888, 26125281, 26795160, 27420120, 28791126, 29028090, 29857464, 30144555, 30339036, 31005828, 31990140, 32506110, 33589647, 33710040, 34450920, 34833708, 35006580, 36173466, 37321830, 37923795, 38388168, 38704120, 38757285, 40192740, 41130180, 43341480, 43542135, 44294040, 44786196, 45508554, 47985210, 48231288, 49762440, 50565060, 51676380, 52250562, 54260199, 55982745, 57582252, 58056180, 60289110, 60678072, 62011656, 63980280, 65012220, 67179294, 69667416, 70013160, 71977815, 72346932, 74643660, 75847590, 77514570, 78375843, 80385480, 82260360, 87084270, 89572392, 90433665, 91017108, 95970420, 100768941, 101130120, 103352760, 104501124, 108520398, 111965490, 113771385, 115164504, 116112360, 120578220, 130024440, 130626405, 134358588, 143955630, 144693864, 149287320, 151695180, 155029140, 156751686, 167948235, 174168540, 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約数ペア:

[(1, 28215303480), (2, 14107651740), (3, 9405101160), (4, 7053825870), (5, 5643060696), (6, 4702550580), (7, 4030757640), (8, 3526912935), (9, 3135033720), (10, 2821530348), (12, 2351275290), (13, 2170407960), (14, 2015378820), (15, 1881020232), (18, 1567516860), (20, 1410765174), (21, 1343585880), (24, 1175637645), (26, 1085203980), (27, 1045011240), (28, 1007689410), (30, 940510116), (31, 910171080), (35, 806151528), (36, 783758430), (39, 723469320), (40, 705382587), (42, 671792940), (45, 627006744), (49, 575822520), (52, 542601990), (54, 522505620), (56, 503844705), (60, 470255058), (62, 455085540), (63, 447861960), (65, 434081592), (70, 403075764), (72, 391879215), (78, 361734660), (81, 348337080), (84, 335896470), (90, 313503372), (91, 310058280), (93, 303390360), (98, 287911260), (104, 271300995), (105, 268717176), (108, 261252810), (117, 241156440), (120, 235127529), (124, 227542770), (126, 223930980), (130, 217040796), (135, 209002248), (140, 201537882), (147, 191940840), (155, 182034216), (156, 180867330), (162, 174168540), (168, 167948235), (180, 156751686), (182, 155029140), (186, 151695180), (189, 149287320), (195, 144693864), (196, 143955630), (210, 134358588), (216, 130626405), (217, 130024440), (234, 120578220), (243, 116112360), (245, 115164504), (248, 113771385), (252, 111965490), (260, 108520398), (270, 104501124), (273, 103352760), (279, 101130120), (280, 100768941), (294, 95970420), (310, 91017108), (312, 90433665), (315, 89572392), (324, 87084270), (343, 82260360), (351, 80385480), (360, 78375843), (364, 77514570), (372, 75847590), (378, 74643660), (390, 72346932), (392, 71977815), (403, 70013160), (405, 69667416), (420, 67179294), (434, 65012220), (441, 63980280), (455, 62011656), (465, 60678072), (468, 60289110), (486, 58056180), (490, 57582252), (504, 55982745), (520, 54260199), (540, 52250562), (546, 51676380), (558, 50565060), (567, 49762440), (585, 48231288), (588, 47985210), (620, 45508554), (630, 44786196), (637, 44294040), (648, 43542135), (651, 43341480), (686, 41130180), (702, 40192740), (728, 38757285), (729, 38704120), (735, 38388168), (744, 37923795), (756, 37321830), (780, 36173466), (806, 35006580), (810, 34833708), (819, 34450920), (837, 33710040), (840, 33589647), (868, 32506110), (882, 31990140), (910, 31005828), (930, 30339036), (936, 30144555), (945, 29857464), (972, 29028090), (980, 28791126), (1029, 27420120), (1053, 26795160), (1080, 26125281), (1085, 26004888), (1092, 25838190), (1116, 25282530), (1134, 24881220), (1170, 24115644), (1176, 23992605), (1209, 23337720), (1215, 23222472), (1240, 22754277), (1260, 22393098), (1274, 22147020), (1302, 21670740), (1323, 21326760), (1365, 20670552), (1372, 20565090), (1395, 20226024), (1404, 20096370), (1458, 19352060), (1470, 19194084), (1512, 18660915), (1519, 18574920), (1560, 18086733), (1612, 17503290), (1620, 17416854), (1638, 17225460), (1674, 16855020), (1701, 16587480), (1715, 16452072), (1736, 16253055), (1755, 16077096), (1764, 15995070), (1820, 15502914), (1860, 15169518), (1890, 14928732), (1911, 14764680), (1944, 14514045), (1953, 14447160), (1960, 14395563), (2015, 14002632), (2058, 13710060), (2106, 13397580), (2170, 13002444), (2184, 12919095), (2205, 12796056), (2232, 12641265), (2268, 12440610), (2340, 12057822), (2401, 11751480), (2418, 11668860), (2430, 11611236), (2457, 11483640), (2511, 11236680), (2520, 11196549), (2548, 11073510), (2604, 10835370), (2646, 10663380), (2730, 10335276), (2744, 10282545), (2790, 10113012), (2808, 10048185), (2821, 10001880), (2835, 9952488), (2916, 9676030), (2940, 9597042), (3038, 9287460), (3087, 9140040), (3159, 8931720), (3185, 8858808), (3224, 8751645), (3240, 8708427), (3255, 8668296), (3276, 8612730), (3348, 8427510), (3402, 8293740), (3430, 8226036), (3510, 8038548), (3528, 7997535), (3627, 7779240), (3640, 7751457), (3645, 7740824), (3720, 7584759), (3780, 7464366), (3822, 7382340), (3906, 7223580), (3969, 7108920), (4030, 7001316), (4095, 6890184), (4116, 6855030), (4185, 6742008), (4212, 6698790), (4340, 6501222), (4410, 6398028), (4459, 6327720), (4536, 6220305), (4557, 6191640), (4680, 6028911), (4802, 5875740), (4836, 5834430), (4860, 5805618), (4914, 5741820), (5022, 5618340), (5096, 5536755), (5103, 5529160), (5145, 5484024), (5208, 5417685), (5265, 5359032), (5292, 5331690), (5460, 5167638), (5580, 5056506), (5642, 5000940), (5670, 4976244), (5733, 4921560), (5832, 4838015), (5859, 4815720), (5880, 4798521), (6045, 4667544), (6076, 4643730), (6174, 4570020), (6318, 4465860), (6370, 4429404), (6510, 4334148), (6552, 4306365), (6615, 4265352), (6696, 4213755), (6804, 4146870), (6860, 4113018), (7020, 4019274), (7203, 3917160), (7254, 3889620), (7290, 3870412), (7371, 3827880), (7533, 3745560), (7560, 3732183), (7595, 3714984), (7644, 3691170), (7812, 3611790), (7938, 3554460), (8060, 3500658), (8190, 3445092), (8232, 3427515), (8370, 3371004), (8424, 3349395), (8463, 3333960), (8505, 3317496), (8680, 3250611), (8820, 3199014), (8918, 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