331707480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212633}}^1$

素因数の和:212660

約数の個数: 64

約数和(自身を含む): 1071675360

約数和(自身を除く): 739967880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 212633, 425266, 637899, 850532, 1063165, 1275798, 1701064, 2126330, 2551596, 2764229, 3189495, 4252660, 5103192, 5528458, 6378990, 8292687, 8505320, 11056916, 12757980, 13821145, 16585374, 22113832, 25515960, 27642290, 33170748, 41463435, 55284580, 66341496, 82926870, 110569160, 165853740, 331707480]

約数ペア:

[(1, 331707480), (2, 165853740), (3, 110569160), (4, 82926870), (5, 66341496), (6, 55284580), (8, 41463435), (10, 33170748), (12, 27642290), (13, 25515960), (15, 22113832), (20, 16585374), (24, 13821145), (26, 12757980), (30, 11056916), (39, 8505320), (40, 8292687), (52, 6378990), (60, 5528458), (65, 5103192), (78, 4252660), (104, 3189495), (120, 2764229), (130, 2551596), (156, 2126330), (195, 1701064), (260, 1275798), (312, 1063165), (390, 850532), (520, 637899), (780, 425266), (1560, 212633)]