31328520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261071}}^1$

素因数の和:261085

約数の個数: 32

約数和(自身を含む): 93985920

約数和(自身を除く): 62657400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261071, 522142, 783213, 1044284, 1305355, 1566426, 2088568, 2610710, 3132852, 3916065, 5221420, 6265704, 7832130, 10442840, 15664260, 31328520]

約数ペア:

[(1, 31328520), (2, 15664260), (3, 10442840), (4, 7832130), (5, 6265704), (6, 5221420), (8, 3916065), (10, 3132852), (12, 2610710), (15, 2088568), (20, 1566426), (24, 1305355), (30, 1044284), (40, 783213), (60, 522142), (120, 261071)]