38764920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1531}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 116922240

約数和(自身を除く): 78157320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1531, 1688, 2110, 2532, 3062, 3165, 4220, 4593, 5064, 6124, 6330, 7655, 8440, 9186, 12248, 12660, 15310, 18372, 22965, 25320, 30620, 36744, 45930, 61240, 91860, 183720, 323041, 646082, 969123, 1292164, 1615205, 1938246, 2584328, 3230410, 3876492, 4845615, 6460820, 7752984, 9691230, 12921640, 19382460, 38764920]

約数ペア:

[(1, 38764920), (2, 19382460), (3, 12921640), (4, 9691230), (5, 7752984), (6, 6460820), (8, 4845615), (10, 3876492), (12, 3230410), (15, 2584328), (20, 1938246), (24, 1615205), (30, 1292164), (40, 969123), (60, 646082), (120, 323041), (211, 183720), (422, 91860), (633, 61240), (844, 45930), (1055, 36744), (1266, 30620), (1531, 25320), (1688, 22965), (2110, 18372), (2532, 15310), (3062, 12660), (3165, 12248), (4220, 9186), (4593, 8440), (5064, 7655), (6124, 6330)]