749413680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7417}}^1$

素因数の和:7854

約数の個数: 80

約数和(自身を含む): 2329014624

約数和(自身を除く): 1579600944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 842, 1263, 1684, 2105, 2526, 3368, 4210, 5052, 6315, 6736, 7417, 8420, 10104, 12630, 14834, 16840, 20208, 22251, 25260, 29668, 33680, 37085, 44502, 50520, 59336, 74170, 89004, 101040, 111255, 118672, 148340, 178008, 222510, 296680, 356016, 445020, 593360, 890040, 1780080, 3122557, 6245114, 9367671, 12490228, 15612785, 18735342, 24980456, 31225570, 37470684, 46838355, 49960912, 62451140, 74941368, 93676710, 124902280, 149882736, 187353420, 249804560, 374706840, 749413680]

約数ペア:

[(1, 749413680), (2, 374706840), (3, 249804560), (4, 187353420), (5, 149882736), (6, 124902280), (8, 93676710), (10, 74941368), (12, 62451140), (15, 49960912), (16, 46838355), (20, 37470684), (24, 31225570), (30, 24980456), (40, 18735342), (48, 15612785), (60, 12490228), (80, 9367671), (120, 6245114), (240, 3122557), (421, 1780080), (842, 890040), (1263, 593360), (1684, 445020), (2105, 356016), (2526, 296680), (3368, 222510), (4210, 178008), (5052, 148340), (6315, 118672), (6736, 111255), (7417, 101040), (8420, 89004), (10104, 74170), (12630, 59336), (14834, 50520), (16840, 44502), (20208, 37085), (22251, 33680), (25260, 29668)]