20987906940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{116483}}^1$

素因数の和:116529

約数の個数: 288

約数和(自身を含む): 85478754816

約数和(自身を除く): 64490847876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 28, 30, 33, 35, 36, 39, 42, 44, 45, 52, 55, 60, 63, 65, 66, 70, 77, 78, 84, 90, 91, 99, 105, 110, 117, 126, 130, 132, 140, 143, 154, 156, 165, 180, 182, 195, 198, 210, 220, 231, 234, 252, 260, 273, 286, 308, 315, 330, 364, 385, 390, 396, 420, 429, 455, 462, 468, 495, 546, 572, 585, 630, 660, 693, 715, 770, 780, 819, 858, 910, 924, 990, 1001, 1092, 1155, 1170, 1260, 1287, 1365, 1386, 1430, 1540, 1638, 1716, 1820, 1980, 2002, 2145, 2310, 2340, 2574, 2730, 2772, 2860, 3003, 3276, 3465, 4004, 4095, 4290, 4620, 5005, 5148, 5460, 6006, 6435, 6930, 8190, 8580, 9009, 10010, 12012, 12870, 13860, 15015, 16380, 18018, 20020, 25740, 30030, 36036, 45045, 60060, 90090, 116483, 180180, 232966, 349449, 465932, 582415, 698898, 815381, 1048347, 1164830, 1281313, 1397796, 1514279, 1630762, 1747245, 2096694, 2329660, 2446143, 2562626, 3028558, 3261524, 3494490, 3843939, 4076905, 4193388, 4542837, 4892286, 5125252, 5241735, 6057116, 6406565, 6988980, 7338429, 7571395, 7687878, 8153810, 8969191, 9085674, 9784572, 10483470, 10599953, 11531817, 12230715, 12813130, 13628511, 14676858, 15142790, 15375756, 16307620, 16657069, 17938382, 18171348, 19219695, 20966940, 21199906, 22714185, 23063634, 24461430, 25626260, 26907573, 27257022, 29353716, 30285580, 31799859, 33314138, 35876764, 36692145, 38439390, 42399812, 44845955, 45428370, 46127268, 48922860, 49971207, 52999765, 53815146, 54514044, 57659085, 63599718, 66628276, 68142555, 73384290, 76878780, 80722719, 83285345, 89691910, 90856740, 95399577, 99942414, 105999530, 107630292, 115318170, 116599483, 127199436, 134537865, 136285110, 146768580, 149913621, 158999295, 161445438, 166570690, 179383820, 190799154, 199884828, 211999060, 230636340, 233198966, 249856035, 269075730, 272570220, 299827242, 317998590, 322890876, 333141380, 349798449, 381598308, 403613595, 466397932, 476997885, 499712070, 538151460, 582997415, 599654484, 635997180, 699596898, 749568105, 807227190, 953995770, 999424140, 1049395347, 1165994830, 1399193796, 1499136210, 1614454380, 1748992245, 1907991540, 2098790694, 2331989660, 2998272420, 3497984490, 4197581388, 5246976735, 6995968980, 10493953470, 20987906940]

約数ペア:

[(1, 20987906940), (2, 10493953470), (3, 6995968980), (4, 5246976735), (5, 4197581388), (6, 3497984490), (7, 2998272420), (9, 2331989660), (10, 2098790694), (11, 1907991540), (12, 1748992245), (13, 1614454380), (14, 1499136210), (15, 1399193796), (18, 1165994830), (20, 1049395347), (21, 999424140), (22, 953995770), (26, 807227190), (28, 749568105), (30, 699596898), (33, 635997180), (35, 599654484), (36, 582997415), (39, 538151460), (42, 499712070), (44, 476997885), (45, 466397932), (52, 403613595), (55, 381598308), (60, 349798449), (63, 333141380), (65, 322890876), (66, 317998590), (70, 299827242), (77, 272570220), (78, 269075730), (84, 249856035), (90, 233198966), (91, 230636340), (99, 211999060), (105, 199884828), (110, 190799154), (117, 179383820), (126, 166570690), (130, 161445438), (132, 158999295), (140, 149913621), (143, 146768580), (154, 136285110), (156, 134537865), (165, 127199436), (180, 116599483), (182, 115318170), (195, 107630292), (198, 105999530), (210, 99942414), (220, 95399577), (231, 90856740), (234, 89691910), (252, 83285345), (260, 80722719), (273, 76878780), (286, 73384290), (308, 68142555), (315, 66628276), (330, 63599718), (364, 57659085), (385, 54514044), (390, 53815146), (396, 52999765), (420, 49971207), (429, 48922860), (455, 46127268), (462, 45428370), (468, 44845955), (495, 42399812), (546, 38439390), (572, 36692145), (585, 35876764), (630, 33314138), (660, 31799859), (693, 30285580), (715, 29353716), (770, 27257022), (780, 26907573), (819, 25626260), (858, 24461430), (910, 23063634), (924, 22714185), (990, 21199906), (1001, 20966940), (1092, 19219695), (1155, 18171348), (1170, 17938382), (1260, 16657069), (1287, 16307620), (1365, 15375756), (1386, 15142790), (1430, 14676858), (1540, 13628511), (1638, 12813130), (1716, 12230715), (1820, 11531817), (1980, 10599953), (2002, 10483470), (2145, 9784572), (2310, 9085674), (2340, 8969191), (2574, 8153810), (2730, 7687878), (2772, 7571395), (2860, 7338429), (3003, 6988980), (3276, 6406565), (3465, 6057116), (4004, 5241735), (4095, 5125252), (4290, 4892286), (4620, 4542837), (5005, 4193388), (5148, 4076905), (5460, 3843939), (6006, 3494490), (6435, 3261524), (6930, 3028558), (8190, 2562626), (8580, 2446143), (9009, 2329660), (10010, 2096694), (12012, 1747245), (12870, 1630762), (13860, 1514279), (15015, 1397796), (16380, 1281313), (18018, 1164830), (20020, 1048347), (25740, 815381), (30030, 698898), (36036, 582415), (45045, 465932), (60060, 349449), (90090, 232966), (116483, 180180)]