8891658440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{3181}}^1$

素因数の和:3415

約数の個数: 128

約数和(自身を含む): 23368608000

約数和(自身を除く): 14476949560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 149, 268, 280, 298, 335, 469, 536, 596, 670, 745, 938, 1043, 1192, 1340, 1490, 1876, 2086, 2345, 2680, 2980, 3181, 3752, 4172, 4690, 5215, 5960, 6362, 8344, 9380, 9983, 10430, 12724, 15905, 18760, 19966, 20860, 22267, 25448, 31810, 39932, 41720, 44534, 49915, 63620, 69881, 79864, 89068, 99830, 111335, 127240, 139762, 178136, 199660, 213127, 222670, 279524, 349405, 399320, 426254, 445340, 473969, 559048, 698810, 852508, 890680, 947938, 1065635, 1397620, 1491889, 1705016, 1895876, 2131270, 2369845, 2795240, 2983778, 3317783, 3791752, 4262540, 4739690, 5967556, 6635566, 7459445, 8525080, 9479380, 11935112, 13271132, 14918890, 16588915, 18958760, 26542264, 29837780, 31755923, 33177830, 59675560, 63511846, 66355660, 127023692, 132711320, 158779615, 222291461, 254047384, 317559230, 444582922, 635118460, 889165844, 1111457305, 1270236920, 1778331688, 2222914610, 4445829220, 8891658440]

約数ペア:

[(1, 8891658440), (2, 4445829220), (4, 2222914610), (5, 1778331688), (7, 1270236920), (8, 1111457305), (10, 889165844), (14, 635118460), (20, 444582922), (28, 317559230), (35, 254047384), (40, 222291461), (56, 158779615), (67, 132711320), (70, 127023692), (134, 66355660), (140, 63511846), (149, 59675560), (268, 33177830), (280, 31755923), (298, 29837780), (335, 26542264), (469, 18958760), (536, 16588915), (596, 14918890), (670, 13271132), (745, 11935112), (938, 9479380), (1043, 8525080), (1192, 7459445), (1340, 6635566), (1490, 5967556), (1876, 4739690), (2086, 4262540), (2345, 3791752), (2680, 3317783), (2980, 2983778), (3181, 2795240), (3752, 2369845), (4172, 2131270), (4690, 1895876), (5215, 1705016), (5960, 1491889), (6362, 1397620), (8344, 1065635), (9380, 947938), (9983, 890680), (10430, 852508), (12724, 698810), (15905, 559048), (18760, 473969), (19966, 445340), (20860, 426254), (22267, 399320), (25448, 349405), (31810, 279524), (39932, 222670), (41720, 213127), (44534, 199660), (49915, 178136), (63620, 139762), (69881, 127240), (79864, 111335), (89068, 99830)]