15881520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{66173}}^1$

素因数の和:66189

約数の個数: 40

約数和(自身を含む): 49233456

約数和(自身を除く): 33351936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 66173, 132346, 198519, 264692, 330865, 397038, 529384, 661730, 794076, 992595, 1058768, 1323460, 1588152, 1985190, 2646920, 3176304, 3970380, 5293840, 7940760, 15881520]

約数ペア:

[(1, 15881520), (2, 7940760), (3, 5293840), (4, 3970380), (5, 3176304), (6, 2646920), (8, 1985190), (10, 1588152), (12, 1323460), (15, 1058768), (16, 992595), (20, 794076), (24, 661730), (30, 529384), (40, 397038), (48, 330865), (60, 264692), (80, 198519), (120, 132346), (240, 66173)]