20978058360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:508

約数の個数: 512

約数和(自身を含む): 77801472000

約数和(自身を除く): 56823413640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 49, 56, 60, 62, 70, 82, 84, 93, 98, 105, 120, 123, 124, 140, 147, 155, 164, 168, 186, 196, 205, 210, 217, 245, 246, 248, 280, 287, 294, 310, 328, 343, 372, 392, 401, 410, 420, 434, 465, 490, 492, 574, 588, 615, 620, 651, 686, 735, 744, 802, 820, 840, 861, 868, 930, 980, 984, 1029, 1085, 1148, 1176, 1203, 1230, 1240, 1271, 1302, 1372, 1435, 1470, 1519, 1604, 1640, 1715, 1722, 1736, 1860, 1960, 2005, 2009, 2058, 2170, 2296, 2406, 2460, 2542, 2604, 2744, 2807, 2870, 2940, 3038, 3208, 3255, 3430, 3444, 3720, 3813, 4010, 4018, 4116, 4305, 4340, 4557, 4812, 4920, 5084, 5145, 5208, 5614, 5740, 5880, 6015, 6027, 6076, 6355, 6510, 6860, 6888, 7595, 7626, 8020, 8036, 8232, 8421, 8610, 8680, 8897, 9114, 9624, 10045, 10168, 10290, 10633, 11228, 11480, 12030, 12054, 12152, 12431, 12710, 13020, 13720, 14035, 14063, 15190, 15252, 16040, 16072, 16441, 16842, 17220, 17794, 18228, 19065, 19649, 20090, 20580, 21266, 22456, 22785, 24060, 24108, 24862, 25420, 26040, 26691, 28070, 28126, 30135, 30380, 30504, 31899, 32882, 33684, 34440, 35588, 36456, 37293, 38130, 39298, 40180, 41160, 42105, 42189, 42532, 44485, 45570, 48120, 48216, 49323, 49724, 50840, 53165, 53382, 56140, 56252, 58947, 60270, 60760, 62155, 62279, 63798, 65764, 67368, 70315, 71176, 74586, 76260, 78596, 80360, 82205, 84210, 84378, 85064, 87017, 88970, 91140, 98245, 98646, 99448, 106330, 106764, 112280, 112504, 115087, 117894, 120540, 124310, 124558, 127596, 131528, 133455, 137543, 140630, 149172, 152520, 157192, 159495, 164410, 168420, 168756, 174034, 177940, 182280, 186465, 186837, 196490, 197292, 210945, 212660, 213528, 230174, 235788, 241080, 246615, 248620, 249116, 255192, 261051, 266910, 275086, 281260, 294735, 298344, 311395, 318990, 328820, 336840, 337512, 345261, 348068, 355880, 372930, 373674, 392980, 394584, 412629, 421890, 425320, 435085, 435953, 460348, 471576, 493230, 497240, 498232, 509671, 522102, 533820, 550172, 562520, 575435, 589470, 609119, 622790, 637980, 657640, 687715, 690522, 696136, 745860, 747348, 785960, 805609, 825258, 843780, 870170, 871906, 920696, 934185, 986460, 1019342, 1044204, 1067640, 1100344, 1150870, 1178940, 1218238, 1245580, 1275960, 1305255, 1307859, 1375430, 1381044, 1491720, 1494696, 1529013, 1611218, 1650516, 1687560, 1726305, 1740340, 1743812, 1827357, 1868370, 1972920, 2038684, 2063145, 2088408, 2179765, 2301740, 2357880, 2416827, 2436476, 2491160, 2548355, 2610510, 2615718, 2750860, 2762088, 3045595, 3058026, 3222436, 3301032, 3452610, 3480680, 3487624, 3567697, 3654714, 3736740, 4028045, 4077368, 4126290, 4263833, 4359530, 4603480, 4833654, 4872952, 5096710, 5221020, 5231436, 5501720, 5639263, 6091190, 6116052, 6444872, 6539295, 6905220, 7135394, 7309428, 7473480, 7645065, 8056090, 8252580, 8527666, 8719060, 9136785, 9667308, 10193420, 10442040, 10462872, 10703091, 11278526, 12084135, 12182380, 12232104, 12791499, 13078590, 13810440, 14270788, 14618856, 15290130, 16112180, 16505160, 16917789, 17055332, 17438120, 17838485, 18273570, 19334616, 20386840, 21319165, 21406182, 22557052, 24168270, 24364760, 24973879, 25582998, 26157180, 28196315, 28541576, 30580260, 32224360, 33835578, 34110664, 35676970, 36547140, 42638330, 42812364, 45114104, 48336540, 49947758, 51165996, 52314360, 53515455, 56392630, 61160520, 63957495, 67671156, 71353940, 73094280, 74921637, 84588945, 85276660, 85624728, 96673080, 99895516, 102331992, 107030910, 112785260, 124869395, 127914990, 135342312, 142707880, 149843274, 169177890, 170553320, 174817153, 199791032, 214061820, 225570520, 249738790, 255829980, 299686548, 338355780, 349634306, 374608185, 428123640, 499477580, 511659960, 524451459, 599373096, 676711560, 699268612, 749216370, 874085765, 998955160, 1048902918, 1398537224, 1498432740, 1748171530, 2097805836, 2622257295, 2996865480, 3496343060, 4195611672, 5244514590, 6992686120, 10489029180, 20978058360]

約数ペア:

[(1, 20978058360), (2, 10489029180), (3, 6992686120), (4, 5244514590), (5, 4195611672), (6, 3496343060), (7, 2996865480), (8, 2622257295), (10, 2097805836), (12, 1748171530), (14, 1498432740), (15, 1398537224), (20, 1048902918), (21, 998955160), (24, 874085765), (28, 749216370), (30, 699268612), (31, 676711560), (35, 599373096), (40, 524451459), (41, 511659960), (42, 499477580), (49, 428123640), (56, 374608185), (60, 349634306), (62, 338355780), (70, 299686548), (82, 255829980), (84, 249738790), (93, 225570520), (98, 214061820), (105, 199791032), (120, 174817153), (123, 170553320), (124, 169177890), (140, 149843274), (147, 142707880), (155, 135342312), (164, 127914990), (168, 124869395), (186, 112785260), (196, 107030910), (205, 102331992), (210, 99895516), (217, 96673080), (245, 85624728), (246, 85276660), (248, 84588945), (280, 74921637), (287, 73094280), (294, 71353940), (310, 67671156), (328, 63957495), (343, 61160520), (372, 56392630), (392, 53515455), (401, 52314360), (410, 51165996), (420, 49947758), (434, 48336540), (465, 45114104), (490, 42812364), (492, 42638330), (574, 36547140), (588, 35676970), (615, 34110664), (620, 33835578), (651, 32224360), (686, 30580260), (735, 28541576), (744, 28196315), (802, 26157180), (820, 25582998), (840, 24973879), (861, 24364760), (868, 24168270), (930, 22557052), (980, 21406182), (984, 21319165), (1029, 20386840), (1085, 19334616), (1148, 18273570), (1176, 17838485), (1203, 17438120), (1230, 17055332), (1240, 16917789), (1271, 16505160), (1302, 16112180), (1372, 15290130), (1435, 14618856), (1470, 14270788), (1519, 13810440), (1604, 13078590), (1640, 12791499), (1715, 12232104), (1722, 12182380), (1736, 12084135), (1860, 11278526), (1960, 10703091), (2005, 10462872), (2009, 10442040), (2058, 10193420), (2170, 9667308), (2296, 9136785), (2406, 8719060), (2460, 8527666), (2542, 8252580), (2604, 8056090), (2744, 7645065), (2807, 7473480), (2870, 7309428), (2940, 7135394), (3038, 6905220), (3208, 6539295), (3255, 6444872), (3430, 6116052), (3444, 6091190), (3720, 5639263), (3813, 5501720), (4010, 5231436), (4018, 5221020), (4116, 5096710), (4305, 4872952), (4340, 4833654), (4557, 4603480), (4812, 4359530), (4920, 4263833), (5084, 4126290), (5145, 4077368), (5208, 4028045), (5614, 3736740), (5740, 3654714), (5880, 3567697), (6015, 3487624), (6027, 3480680), (6076, 3452610), (6355, 3301032), (6510, 3222436), (6860, 3058026), (6888, 3045595), (7595, 2762088), (7626, 2750860), (8020, 2615718), (8036, 2610510), (8232, 2548355), (8421, 2491160), (8610, 2436476), (8680, 2416827), (8897, 2357880), (9114, 2301740), (9624, 2179765), (10045, 2088408), (10168, 2063145), (10290, 2038684), (10633, 1972920), (11228, 1868370), (11480, 1827357), (12030, 1743812), (12054, 1740340), (12152, 1726305), (12431, 1687560), (12710, 1650516), (13020, 1611218), (13720, 1529013), (14035, 1494696), (14063, 1491720), (15190, 1381044), (15252, 1375430), (16040, 1307859), (16072, 1305255), (16441, 1275960), (16842, 1245580), (17220, 1218238), (17794, 1178940), (18228, 1150870), (19065, 1100344), (19649, 1067640), (20090, 1044204), (20580, 1019342), (21266, 986460), (22456, 934185), (22785, 920696), (24060, 871906), (24108, 870170), (24862, 843780), (25420, 825258), (26040, 805609), (26691, 785960), (28070, 747348), (28126, 745860), (30135, 696136), (30380, 690522), (30504, 687715), (31899, 657640), (32882, 637980), (33684, 622790), (34440, 609119), (35588, 589470), (36456, 575435), (37293, 562520), (38130, 550172), (39298, 533820), (40180, 522102), (41160, 509671), (42105, 498232), (42189, 497240), (42532, 493230), (44485, 471576), (45570, 460348), (48120, 435953), (48216, 435085), (49323, 425320), (49724, 421890), (50840, 412629), (53165, 394584), (53382, 392980), (56140, 373674), (56252, 372930), (58947, 355880), (60270, 348068), (60760, 345261), (62155, 337512), (62279, 336840), (63798, 328820), (65764, 318990), (67368, 311395), (70315, 298344), (71176, 294735), (74586, 281260), (76260, 275086), (78596, 266910), (80360, 261051), (82205, 255192), (84210, 249116), (84378, 248620), (85064, 246615), (87017, 241080), (88970, 235788), (91140, 230174), (98245, 213528), (98646, 212660), (99448, 210945), (106330, 197292), (106764, 196490), (112280, 186837), (112504, 186465), (115087, 182280), (117894, 177940), (120540, 174034), (124310, 168756), (124558, 168420), (127596, 164410), (131528, 159495), (133455, 157192), (137543, 152520), (140630, 149172)]