205221360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{855089}}^1$

素因数の和:855105

約数の個数: 40

約数和(自身を含む): 636186960

約数和(自身を除く): 430965600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 855089, 1710178, 2565267, 3420356, 4275445, 5130534, 6840712, 8550890, 10261068, 12826335, 13681424, 17101780, 20522136, 25652670, 34203560, 41044272, 51305340, 68407120, 102610680, 205221360]

約数ペア:

[(1, 205221360), (2, 102610680), (3, 68407120), (4, 51305340), (5, 41044272), (6, 34203560), (8, 25652670), (10, 20522136), (12, 17101780), (15, 13681424), (16, 12826335), (20, 10261068), (24, 8550890), (30, 6840712), (40, 5130534), (48, 4275445), (60, 3420356), (80, 2565267), (120, 1710178), (240, 855089)]