15223620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{521}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 42795648

約数和(自身を除く): 27572028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 521, 974, 1042, 1461, 1563, 1948, 2084, 2435, 2605, 2922, 3126, 4870, 5210, 5844, 6252, 7305, 7815, 9740, 10420, 14610, 15630, 29220, 31260, 253727, 507454, 761181, 1014908, 1268635, 1522362, 2537270, 3044724, 3805905, 5074540, 7611810, 15223620]

約数ペア:

[(1, 15223620), (2, 7611810), (3, 5074540), (4, 3805905), (5, 3044724), (6, 2537270), (10, 1522362), (12, 1268635), (15, 1014908), (20, 761181), (30, 507454), (60, 253727), (487, 31260), (521, 29220), (974, 15630), (1042, 14610), (1461, 10420), (1563, 9740), (1948, 7815), (2084, 7305), (2435, 6252), (2605, 5844), (2922, 5210), (3126, 4870)]