90484740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{919}}^1$

素因数の和:1481

約数の個数: 72

約数和(自身を含む): 275271360

約数和(自身を除く): 184786620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 547, 919, 1094, 1641, 1838, 2188, 2735, 2757, 3282, 3676, 4595, 4923, 5470, 5514, 6564, 8205, 8271, 9190, 9846, 10940, 11028, 13785, 16410, 16542, 18380, 19692, 24615, 27570, 32820, 33084, 41355, 49230, 55140, 82710, 98460, 165420, 502693, 1005386, 1508079, 2010772, 2513465, 3016158, 4524237, 5026930, 6032316, 7540395, 9048474, 10053860, 15080790, 18096948, 22621185, 30161580, 45242370, 90484740]

約数ペア:

[(1, 90484740), (2, 45242370), (3, 30161580), (4, 22621185), (5, 18096948), (6, 15080790), (9, 10053860), (10, 9048474), (12, 7540395), (15, 6032316), (18, 5026930), (20, 4524237), (30, 3016158), (36, 2513465), (45, 2010772), (60, 1508079), (90, 1005386), (180, 502693), (547, 165420), (919, 98460), (1094, 82710), (1641, 55140), (1838, 49230), (2188, 41355), (2735, 33084), (2757, 32820), (3282, 27570), (3676, 24615), (4595, 19692), (4923, 18380), (5470, 16542), (5514, 16410), (6564, 13785), (8205, 11028), (8271, 10940), (9190, 9846)]