31084740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2927}}^1$

素因数の和:3001

約数の個数: 72

約数和(自身を含む): 95921280

約数和(自身を除く): 64836540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 2927, 3540, 5310, 5854, 8781, 10620, 11708, 14635, 17562, 26343, 29270, 35124, 43905, 52686, 58540, 87810, 105372, 131715, 172693, 175620, 263430, 345386, 518079, 526860, 690772, 863465, 1036158, 1554237, 1726930, 2072316, 2590395, 3108474, 3453860, 5180790, 6216948, 7771185, 10361580, 15542370, 31084740]

約数ペア:

[(1, 31084740), (2, 15542370), (3, 10361580), (4, 7771185), (5, 6216948), (6, 5180790), (9, 3453860), (10, 3108474), (12, 2590395), (15, 2072316), (18, 1726930), (20, 1554237), (30, 1036158), (36, 863465), (45, 690772), (59, 526860), (60, 518079), (90, 345386), (118, 263430), (177, 175620), (180, 172693), (236, 131715), (295, 105372), (354, 87810), (531, 58540), (590, 52686), (708, 43905), (885, 35124), (1062, 29270), (1180, 26343), (1770, 17562), (2124, 14635), (2655, 11708), (2927, 10620), (3540, 8781), (5310, 5854)]