20126908080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2719}}^1$

素因数の和:2913

約数の個数: 320

約数和(自身を含む): 72852480000

約数和(自身を除く): 52725571920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 149, 180, 184, 207, 216, 230, 240, 270, 276, 298, 345, 360, 368, 414, 432, 447, 460, 540, 552, 596, 621, 690, 720, 745, 828, 894, 920, 1035, 1080, 1104, 1192, 1242, 1341, 1380, 1490, 1656, 1788, 1840, 2070, 2160, 2235, 2384, 2484, 2682, 2719, 2760, 2980, 3105, 3312, 3427, 3576, 4023, 4140, 4470, 4968, 5364, 5438, 5520, 5960, 6210, 6705, 6854, 7152, 8046, 8157, 8280, 8940, 9936, 10281, 10728, 10876, 11920, 12420, 13410, 13595, 13708, 16092, 16314, 16560, 17135, 17880, 20115, 20562, 21456, 21752, 24471, 24840, 26820, 27190, 27416, 30843, 32184, 32628, 34270, 35760, 40230, 40785, 41124, 43504, 48942, 49680, 51405, 53640, 54380, 54832, 61686, 62537, 64368, 65256, 68540, 73413, 80460, 81570, 82248, 92529, 97884, 102810, 107280, 108760, 122355, 123372, 125074, 130512, 137080, 146826, 154215, 160920, 163140, 164496, 185058, 187611, 195768, 205620, 217520, 244710, 246744, 250148, 274160, 293652, 308430, 312685, 321840, 326280, 367065, 370116, 375222, 391536, 405131, 411240, 462645, 489420, 493488, 500296, 562833, 587304, 616860, 625370, 652560, 734130, 740232, 750444, 810262, 822480, 925290, 938055, 978840, 1000592, 1125666, 1174608, 1215393, 1233720, 1250740, 1468260, 1480464, 1500888, 1620524, 1688499, 1850580, 1876110, 1957680, 2025655, 2251332, 2430786, 2467440, 2501480, 2814165, 2936520, 3001776, 3241048, 3376998, 3646179, 3701160, 3752220, 4051310, 4502664, 4861572, 5002960, 5628330, 5873040, 6076965, 6482096, 6753996, 7292358, 7402320, 7504440, 8102620, 8442495, 9005328, 9318013, 9723144, 10938537, 11256660, 12153930, 13507992, 14584716, 15008880, 16205240, 16884990, 18230895, 18636026, 19446288, 21877074, 22513320, 24307860, 27015984, 27954039, 29169432, 32410480, 33769980, 36461790, 37272052, 43754148, 45026640, 46590065, 48615720, 54692685, 55908078, 58338864, 67539960, 72923580, 74544104, 83862117, 87508296, 93180130, 97231440, 109385370, 111816156, 135079920, 139770195, 145847160, 149088208, 167724234, 175016592, 186360260, 218770740, 223632312, 251586351, 279540390, 291694320, 335448468, 372720520, 419310585, 437541480, 447264624, 503172702, 559080780, 670896936, 745441040, 838621170, 875082960, 1006345404, 1118161560, 1257931755, 1341793872, 1677242340, 2012690808, 2236323120, 2515863510, 3354484680, 4025381616, 5031727020, 6708969360, 10063454040, 20126908080]

約数ペア:

[(1, 20126908080), (2, 10063454040), (3, 6708969360), (4, 5031727020), (5, 4025381616), (6, 3354484680), (8, 2515863510), (9, 2236323120), (10, 2012690808), (12, 1677242340), (15, 1341793872), (16, 1257931755), (18, 1118161560), (20, 1006345404), (23, 875082960), (24, 838621170), (27, 745441040), (30, 670896936), (36, 559080780), (40, 503172702), (45, 447264624), (46, 437541480), (48, 419310585), (54, 372720520), (60, 335448468), (69, 291694320), (72, 279540390), (80, 251586351), (90, 223632312), (92, 218770740), (108, 186360260), (115, 175016592), (120, 167724234), (135, 149088208), (138, 145847160), (144, 139770195), (149, 135079920), (180, 111816156), (184, 109385370), (207, 97231440), (216, 93180130), (230, 87508296), (240, 83862117), (270, 74544104), (276, 72923580), (298, 67539960), (345, 58338864), (360, 55908078), (368, 54692685), (414, 48615720), (432, 46590065), (447, 45026640), (460, 43754148), (540, 37272052), (552, 36461790), (596, 33769980), (621, 32410480), (690, 29169432), (720, 27954039), (745, 27015984), (828, 24307860), (894, 22513320), (920, 21877074), (1035, 19446288), (1080, 18636026), (1104, 18230895), (1192, 16884990), (1242, 16205240), (1341, 15008880), (1380, 14584716), (1490, 13507992), (1656, 12153930), (1788, 11256660), (1840, 10938537), (2070, 9723144), (2160, 9318013), (2235, 9005328), (2384, 8442495), (2484, 8102620), (2682, 7504440), (2719, 7402320), (2760, 7292358), (2980, 6753996), (3105, 6482096), (3312, 6076965), (3427, 5873040), (3576, 5628330), (4023, 5002960), (4140, 4861572), (4470, 4502664), (4968, 4051310), (5364, 3752220), (5438, 3701160), (5520, 3646179), (5960, 3376998), (6210, 3241048), (6705, 3001776), (6854, 2936520), (7152, 2814165), (8046, 2501480), (8157, 2467440), (8280, 2430786), (8940, 2251332), (9936, 2025655), (10281, 1957680), (10728, 1876110), (10876, 1850580), (11920, 1688499), (12420, 1620524), (13410, 1500888), (13595, 1480464), (13708, 1468260), (16092, 1250740), (16314, 1233720), (16560, 1215393), (17135, 1174608), (17880, 1125666), (20115, 1000592), (20562, 978840), (21456, 938055), (21752, 925290), (24471, 822480), (24840, 810262), (26820, 750444), (27190, 740232), (27416, 734130), (30843, 652560), (32184, 625370), (32628, 616860), (34270, 587304), (35760, 562833), (40230, 500296), (40785, 493488), (41124, 489420), (43504, 462645), (48942, 411240), (49680, 405131), (51405, 391536), (53640, 375222), (54380, 370116), (54832, 367065), (61686, 326280), (62537, 321840), (64368, 312685), (65256, 308430), (68540, 293652), (73413, 274160), (80460, 250148), (81570, 246744), (82248, 244710), (92529, 217520), (97884, 205620), (102810, 195768), (107280, 187611), (108760, 185058), (122355, 164496), (123372, 163140), (125074, 160920), (130512, 154215), (137080, 146826)]