305733160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3121}}^1$

素因数の和:3242

約数の個数: 64

約数和(自身を含む): 719308800

約数和(自身を除く): 413575640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1240, 1580, 2449, 3121, 3160, 4898, 6242, 9796, 12245, 12484, 15605, 19592, 24490, 24968, 31210, 48980, 62420, 96751, 97960, 124840, 193502, 246559, 387004, 483755, 493118, 774008, 967510, 986236, 1232795, 1935020, 1972472, 2465590, 3870040, 4931180, 7643329, 9862360, 15286658, 30573316, 38216645, 61146632, 76433290, 152866580, 305733160]

約数ペア:

[(1, 305733160), (2, 152866580), (4, 76433290), (5, 61146632), (8, 38216645), (10, 30573316), (20, 15286658), (31, 9862360), (40, 7643329), (62, 4931180), (79, 3870040), (124, 2465590), (155, 1972472), (158, 1935020), (248, 1232795), (310, 986236), (316, 967510), (395, 774008), (620, 493118), (632, 483755), (790, 387004), (1240, 246559), (1580, 193502), (2449, 124840), (3121, 97960), (3160, 96751), (4898, 62420), (6242, 48980), (9796, 31210), (12245, 24968), (12484, 24490), (15605, 19592)]