280311586920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10966807}}^1$

素因数の和:10966895

約数の個数: 96

約数和(自身を含む): 923843905920

約数和(自身を除く): 643532319000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 25560, 10966807, 21933614, 32900421, 43867228, 54834035, 65800842, 87734456, 98701263, 109668070, 131601684, 164502105, 197402526, 219336140, 263203368, 329004210, 394805052, 438672280, 493506315, 658008420, 778643297, 789610104, 987012630, 1316016840, 1557286594, 1974025260, 2335929891, 3114573188, 3893216485, 3948050520, 4671859782, 6229146376, 7007789673, 7786432970, 9343719564, 11679649455, 14015579346, 15572865940, 18687439128, 23359298910, 28031158692, 31145731880, 35038948365, 46718597820, 56062317384, 70077896730, 93437195640, 140155793460, 280311586920]

約数ペア:

[(1, 280311586920), (2, 140155793460), (3, 93437195640), (4, 70077896730), (5, 56062317384), (6, 46718597820), (8, 35038948365), (9, 31145731880), (10, 28031158692), (12, 23359298910), (15, 18687439128), (18, 15572865940), (20, 14015579346), (24, 11679649455), (30, 9343719564), (36, 7786432970), (40, 7007789673), (45, 6229146376), (60, 4671859782), (71, 3948050520), (72, 3893216485), (90, 3114573188), (120, 2335929891), (142, 1974025260), (180, 1557286594), (213, 1316016840), (284, 987012630), (355, 789610104), (360, 778643297), (426, 658008420), (568, 493506315), (639, 438672280), (710, 394805052), (852, 329004210), (1065, 263203368), (1278, 219336140), (1420, 197402526), (1704, 164502105), (2130, 131601684), (2556, 109668070), (2840, 98701263), (3195, 87734456), (4260, 65800842), (5112, 54834035), (6390, 43867228), (8520, 32900421), (12780, 21933614), (25560, 10966807)]