165177840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1321}}^1$

素因数の和:1858

約数の個数: 80

約数和(自身を含む): 513422496

約数和(自身を除く): 348244656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 521, 1042, 1321, 1563, 2084, 2605, 2642, 3126, 3963, 4168, 5210, 5284, 6252, 6605, 7815, 7926, 8336, 10420, 10568, 12504, 13210, 15630, 15852, 19815, 20840, 21136, 25008, 26420, 31260, 31704, 39630, 41680, 52840, 62520, 63408, 79260, 105680, 125040, 158520, 317040, 688241, 1376482, 2064723, 2752964, 3441205, 4129446, 5505928, 6882410, 8258892, 10323615, 11011856, 13764820, 16517784, 20647230, 27529640, 33035568, 41294460, 55059280, 82588920, 165177840]

約数ペア:

[(1, 165177840), (2, 82588920), (3, 55059280), (4, 41294460), (5, 33035568), (6, 27529640), (8, 20647230), (10, 16517784), (12, 13764820), (15, 11011856), (16, 10323615), (20, 8258892), (24, 6882410), (30, 5505928), (40, 4129446), (48, 3441205), (60, 2752964), (80, 2064723), (120, 1376482), (240, 688241), (521, 317040), (1042, 158520), (1321, 125040), (1563, 105680), (2084, 79260), (2605, 63408), (2642, 62520), (3126, 52840), (3963, 41680), (4168, 39630), (5210, 31704), (5284, 31260), (6252, 26420), (6605, 25008), (7815, 21136), (7926, 20840), (8336, 19815), (10420, 15852), (10568, 15630), (12504, 13210)]