155981040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649921}}^1$

素因数の和:649937

約数の個数: 40

約数和(自身を含む): 483541968

約数和(自身を除く): 327560928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649921, 1299842, 1949763, 2599684, 3249605, 3899526, 5199368, 6499210, 7799052, 9748815, 10398736, 12998420, 15598104, 19497630, 25996840, 31196208, 38995260, 51993680, 77990520, 155981040]

約数ペア:

[(1, 155981040), (2, 77990520), (3, 51993680), (4, 38995260), (5, 31196208), (6, 25996840), (8, 19497630), (10, 15598104), (12, 12998420), (15, 10398736), (16, 9748815), (20, 7799052), (24, 6499210), (30, 5199368), (40, 3899526), (48, 3249605), (60, 2599684), (80, 1949763), (120, 1299842), (240, 649921)]