258138840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2151157}}^1$

素因数の和:2151171

約数の個数: 32

約数和(自身を含む): 774416880

約数和(自身を除く): 516278040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2151157, 4302314, 6453471, 8604628, 10755785, 12906942, 17209256, 21511570, 25813884, 32267355, 43023140, 51627768, 64534710, 86046280, 129069420, 258138840]

約数ペア:

[(1, 258138840), (2, 129069420), (3, 86046280), (4, 64534710), (5, 51627768), (6, 43023140), (8, 32267355), (10, 25813884), (12, 21511570), (15, 17209256), (20, 12906942), (24, 10755785), (30, 8604628), (40, 6453471), (60, 4302314), (120, 2151157)]