77512920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{645941}}^1$

素因数の和:645955

約数の個数: 32

約数和(自身を含む): 232539120

約数和(自身を除く): 155026200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 645941, 1291882, 1937823, 2583764, 3229705, 3875646, 5167528, 6459410, 7751292, 9689115, 12918820, 15502584, 19378230, 25837640, 38756460, 77512920]

約数ペア:

[(1, 77512920), (2, 38756460), (3, 25837640), (4, 19378230), (5, 15502584), (6, 12918820), (8, 9689115), (10, 7751292), (12, 6459410), (15, 5167528), (20, 3875646), (24, 3229705), (30, 2583764), (40, 1937823), (60, 1291882), (120, 645941)]