488792920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{158699}}^1$

素因数の和:158728

約数の個数: 64

約数和(自身を含む): 1371168000

約数和(自身を除く): 882375080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 158699, 317398, 634796, 793495, 1110893, 1269592, 1586990, 1745689, 2221786, 3173980, 3491378, 4443572, 5554465, 6347960, 6982756, 8728445, 8887144, 11108930, 12219823, 13965512, 17456890, 22217860, 24439646, 34913780, 44435720, 48879292, 61099115, 69827560, 97758584, 122198230, 244396460, 488792920]

約数ペア:

[(1, 488792920), (2, 244396460), (4, 122198230), (5, 97758584), (7, 69827560), (8, 61099115), (10, 48879292), (11, 44435720), (14, 34913780), (20, 24439646), (22, 22217860), (28, 17456890), (35, 13965512), (40, 12219823), (44, 11108930), (55, 8887144), (56, 8728445), (70, 6982756), (77, 6347960), (88, 5554465), (110, 4443572), (140, 3491378), (154, 3173980), (220, 2221786), (280, 1745689), (308, 1586990), (385, 1269592), (440, 1110893), (616, 793495), (770, 634796), (1540, 317398), (3080, 158699)]