315020820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{10781}}^1$

素因数の和:11280

約数の個数: 48

約数和(自身を含む): 883951488

約数和(自身を除く): 568930668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2435, 2922, 4870, 5844, 7305, 9740, 10781, 14610, 21562, 29220, 32343, 43124, 53905, 64686, 107810, 129372, 161715, 215620, 323430, 646860, 5250347, 10500694, 15751041, 21001388, 26251735, 31502082, 52503470, 63004164, 78755205, 105006940, 157510410, 315020820]

約数ペア:

[(1, 315020820), (2, 157510410), (3, 105006940), (4, 78755205), (5, 63004164), (6, 52503470), (10, 31502082), (12, 26251735), (15, 21001388), (20, 15751041), (30, 10500694), (60, 5250347), (487, 646860), (974, 323430), (1461, 215620), (1948, 161715), (2435, 129372), (2922, 107810), (4870, 64686), (5844, 53905), (7305, 43124), (9740, 32343), (10781, 29220), (14610, 21562)]