68404080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1114

約数の個数: 80

約数和(自身を含む): 212870304

約数和(自身を除く): 144466224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 677, 842, 1263, 1354, 1684, 2031, 2105, 2526, 2708, 3368, 3385, 4062, 4210, 5052, 5416, 6315, 6736, 6770, 8124, 8420, 10104, 10155, 10832, 12630, 13540, 16248, 16840, 20208, 20310, 25260, 27080, 32496, 33680, 40620, 50520, 54160, 81240, 101040, 162480, 285017, 570034, 855051, 1140068, 1425085, 1710102, 2280136, 2850170, 3420204, 4275255, 4560272, 5700340, 6840408, 8550510, 11400680, 13680816, 17101020, 22801360, 34202040, 68404080]

約数ペア:

[(1, 68404080), (2, 34202040), (3, 22801360), (4, 17101020), (5, 13680816), (6, 11400680), (8, 8550510), (10, 6840408), (12, 5700340), (15, 4560272), (16, 4275255), (20, 3420204), (24, 2850170), (30, 2280136), (40, 1710102), (48, 1425085), (60, 1140068), (80, 855051), (120, 570034), (240, 285017), (421, 162480), (677, 101040), (842, 81240), (1263, 54160), (1354, 50520), (1684, 40620), (2031, 33680), (2105, 32496), (2526, 27080), (2708, 25260), (3368, 20310), (3385, 20208), (4062, 16840), (4210, 16248), (5052, 13540), (5416, 12630), (6315, 10832), (6736, 10155), (6770, 10104), (8124, 8420)]