7885260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 24294816

約数和(自身を除く): 16409556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 617, 639, 710, 852, 1065, 1234, 1278, 1420, 1851, 2130, 2468, 2556, 3085, 3195, 3702, 4260, 5553, 6170, 6390, 7404, 9255, 11106, 12340, 12780, 18510, 22212, 27765, 37020, 43807, 55530, 87614, 111060, 131421, 175228, 219035, 262842, 394263, 438070, 525684, 657105, 788526, 876140, 1314210, 1577052, 1971315, 2628420, 3942630, 7885260]

約数ペア:

[(1, 7885260), (2, 3942630), (3, 2628420), (4, 1971315), (5, 1577052), (6, 1314210), (9, 876140), (10, 788526), (12, 657105), (15, 525684), (18, 438070), (20, 394263), (30, 262842), (36, 219035), (45, 175228), (60, 131421), (71, 111060), (90, 87614), (142, 55530), (180, 43807), (213, 37020), (284, 27765), (355, 22212), (426, 18510), (617, 12780), (639, 12340), (710, 11106), (852, 9255), (1065, 7404), (1234, 6390), (1278, 6170), (1420, 5553), (1851, 4260), (2130, 3702), (2468, 3195), (2556, 3085)]