157807620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2819}}^1$

素因数の和:3145

約数の個数: 72

約数和(自身を含む): 480392640

約数和(自身を除く): 322585020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1866, 2799, 2819, 3110, 3732, 4665, 5598, 5638, 6220, 8457, 9330, 11196, 11276, 13995, 14095, 16914, 18660, 25371, 27990, 28190, 33828, 42285, 50742, 55980, 56380, 84570, 101484, 126855, 169140, 253710, 507420, 876709, 1753418, 2630127, 3506836, 4383545, 5260254, 7890381, 8767090, 10520508, 13150635, 15780762, 17534180, 26301270, 31561524, 39451905, 52602540, 78903810, 157807620]

約数ペア:

[(1, 157807620), (2, 78903810), (3, 52602540), (4, 39451905), (5, 31561524), (6, 26301270), (9, 17534180), (10, 15780762), (12, 13150635), (15, 10520508), (18, 8767090), (20, 7890381), (30, 5260254), (36, 4383545), (45, 3506836), (60, 2630127), (90, 1753418), (180, 876709), (311, 507420), (622, 253710), (933, 169140), (1244, 126855), (1555, 101484), (1866, 84570), (2799, 56380), (2819, 55980), (3110, 50742), (3732, 42285), (4665, 33828), (5598, 28190), (5638, 27990), (6220, 25371), (8457, 18660), (9330, 16914), (11196, 14095), (11276, 13995)]