131433240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1657}}^1$

素因数の和:2332

約数の個数: 64

約数和(自身を含む): 395134560

約数和(自身を除く): 263701320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1657, 1983, 2644, 3305, 3314, 3966, 4971, 5288, 6610, 6628, 7932, 8285, 9915, 9942, 13220, 13256, 15864, 16570, 19830, 19884, 24855, 26440, 33140, 39660, 39768, 49710, 66280, 79320, 99420, 198840, 1095277, 2190554, 3285831, 4381108, 5476385, 6571662, 8762216, 10952770, 13143324, 16429155, 21905540, 26286648, 32858310, 43811080, 65716620, 131433240]

約数ペア:

[(1, 131433240), (2, 65716620), (3, 43811080), (4, 32858310), (5, 26286648), (6, 21905540), (8, 16429155), (10, 13143324), (12, 10952770), (15, 8762216), (20, 6571662), (24, 5476385), (30, 4381108), (40, 3285831), (60, 2190554), (120, 1095277), (661, 198840), (1322, 99420), (1657, 79320), (1983, 66280), (2644, 49710), (3305, 39768), (3314, 39660), (3966, 33140), (4971, 26440), (5288, 24855), (6610, 19884), (6628, 19830), (7932, 16570), (8285, 15864), (9915, 13256), (9942, 13220)]