642676560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2677819}}^1$

素因数の和:2677835

約数の個数: 40

約数和(自身を含む): 1992298080

約数和(自身を除く): 1349621520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2677819, 5355638, 8033457, 10711276, 13389095, 16066914, 21422552, 26778190, 32133828, 40167285, 42845104, 53556380, 64267656, 80334570, 107112760, 128535312, 160669140, 214225520, 321338280, 642676560]

約数ペア:

[(1, 642676560), (2, 321338280), (3, 214225520), (4, 160669140), (5, 128535312), (6, 107112760), (8, 80334570), (10, 64267656), (12, 53556380), (15, 42845104), (16, 40167285), (20, 32133828), (24, 26778190), (30, 21422552), (40, 16066914), (48, 13389095), (60, 10711276), (80, 8033457), (120, 5355638), (240, 2677819)]