199913520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{832973}}^1$

素因数の和:832989

約数の個数: 40

約数和(自身を含む): 619732656

約数和(自身を除く): 419819136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 832973, 1665946, 2498919, 3331892, 4164865, 4997838, 6663784, 8329730, 9995676, 12494595, 13327568, 16659460, 19991352, 24989190, 33318920, 39982704, 49978380, 66637840, 99956760, 199913520]

約数ペア:

[(1, 199913520), (2, 99956760), (3, 66637840), (4, 49978380), (5, 39982704), (6, 33318920), (8, 24989190), (10, 19991352), (12, 16659460), (15, 13327568), (16, 12494595), (20, 9995676), (24, 8329730), (30, 6663784), (40, 4997838), (48, 4164865), (60, 3331892), (80, 2498919), (120, 1665946), (240, 832973)]