20014972800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{6661}}^1$

素因数の和:7001

約数の個数: 192

約数和(自身を含む): 66144866160

約数和(自身を除く): 46129893360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 313, 320, 384, 400, 480, 600, 626, 640, 800, 939, 960, 1200, 1252, 1565, 1600, 1878, 1920, 2400, 2504, 3130, 3200, 3756, 4695, 4800, 5008, 6260, 6661, 7512, 7825, 9390, 9600, 10016, 12520, 13322, 15024, 15650, 18780, 19983, 20032, 23475, 25040, 26644, 30048, 31300, 33305, 37560, 39966, 40064, 46950, 50080, 53288, 60096, 62600, 66610, 75120, 79932, 93900, 99915, 100160, 106576, 120192, 125200, 133220, 150240, 159864, 166525, 187800, 199830, 200320, 213152, 250400, 266440, 300480, 319728, 333050, 375600, 399660, 426304, 499575, 500800, 532880, 600960, 639456, 666100, 751200, 799320, 852608, 999150, 1001600, 1065760, 1278912, 1332200, 1502400, 1598640, 1998300, 2084893, 2131520, 2557824, 2664400, 3004800, 3197280, 3996600, 4169786, 4263040, 5328800, 6254679, 6394560, 7993200, 8339572, 10424465, 10657600, 12509358, 12789120, 15986400, 16679144, 20848930, 21315200, 25018716, 31273395, 31972800, 33358288, 41697860, 50037432, 52122325, 62546790, 63945600, 66716576, 83395720, 100074864, 104244650, 125093580, 133433152, 156366975, 166791440, 200149728, 208489300, 250187160, 266866304, 312733950, 333582880, 400299456, 416978600, 500374320, 625467900, 667165760, 800598912, 833957200, 1000748640, 1250935800, 1334331520, 1667914400, 2001497280, 2501871600, 3335828800, 4002994560, 5003743200, 6671657600, 10007486400, 20014972800]

約数ペア:

[(1, 20014972800), (2, 10007486400), (3, 6671657600), (4, 5003743200), (5, 4002994560), (6, 3335828800), (8, 2501871600), (10, 2001497280), (12, 1667914400), (15, 1334331520), (16, 1250935800), (20, 1000748640), (24, 833957200), (25, 800598912), (30, 667165760), (32, 625467900), (40, 500374320), (48, 416978600), (50, 400299456), (60, 333582880), (64, 312733950), (75, 266866304), (80, 250187160), (96, 208489300), (100, 200149728), (120, 166791440), (128, 156366975), (150, 133433152), (160, 125093580), (192, 104244650), (200, 100074864), (240, 83395720), (300, 66716576), (313, 63945600), (320, 62546790), (384, 52122325), (400, 50037432), (480, 41697860), (600, 33358288), (626, 31972800), (640, 31273395), (800, 25018716), (939, 21315200), (960, 20848930), (1200, 16679144), (1252, 15986400), (1565, 12789120), (1600, 12509358), (1878, 10657600), (1920, 10424465), (2400, 8339572), (2504, 7993200), (3130, 6394560), (3200, 6254679), (3756, 5328800), (4695, 4263040), (4800, 4169786), (5008, 3996600), (6260, 3197280), (6661, 3004800), (7512, 2664400), (7825, 2557824), (9390, 2131520), (9600, 2084893), (10016, 1998300), (12520, 1598640), (13322, 1502400), (15024, 1332200), (15650, 1278912), (18780, 1065760), (19983, 1001600), (20032, 999150), (23475, 852608), (25040, 799320), (26644, 751200), (30048, 666100), (31300, 639456), (33305, 600960), (37560, 532880), (39966, 500800), (40064, 499575), (46950, 426304), (50080, 399660), (53288, 375600), (60096, 333050), (62600, 319728), (66610, 300480), (75120, 266440), (79932, 250400), (93900, 213152), (99915, 200320), (100160, 199830), (106576, 187800), (120192, 166525), (125200, 159864), (133220, 150240)]