128574960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2539}}^1$

素因数の和:2766

約数の個数: 80

約数和(自身を含む): 400629120

約数和(自身を除く): 272054160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 2539, 3165, 3376, 4220, 5064, 5078, 6330, 7617, 8440, 10128, 10156, 12660, 12695, 15234, 16880, 20312, 25320, 25390, 30468, 38085, 40624, 50640, 50780, 60936, 76170, 101560, 121872, 152340, 203120, 304680, 535729, 609360, 1071458, 1607187, 2142916, 2678645, 3214374, 4285832, 5357290, 6428748, 8035935, 8571664, 10714580, 12857496, 16071870, 21429160, 25714992, 32143740, 42858320, 64287480, 128574960]

約数ペア:

[(1, 128574960), (2, 64287480), (3, 42858320), (4, 32143740), (5, 25714992), (6, 21429160), (8, 16071870), (10, 12857496), (12, 10714580), (15, 8571664), (16, 8035935), (20, 6428748), (24, 5357290), (30, 4285832), (40, 3214374), (48, 2678645), (60, 2142916), (80, 1607187), (120, 1071458), (211, 609360), (240, 535729), (422, 304680), (633, 203120), (844, 152340), (1055, 121872), (1266, 101560), (1688, 76170), (2110, 60936), (2532, 50780), (2539, 50640), (3165, 40624), (3376, 38085), (4220, 30468), (5064, 25390), (5078, 25320), (6330, 20312), (7617, 16880), (8440, 15234), (10128, 12695), (10156, 12660)]