315744880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{599}}^2$

素因数の和:1222

約数の個数: 60

約数和(自身を含む): 802183032

約数和(自身を除く): 486438152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 599, 880, 1198, 2396, 2995, 4792, 5990, 6589, 9584, 11980, 13178, 23960, 26356, 32945, 47920, 52712, 65890, 105424, 131780, 263560, 358801, 527120, 717602, 1435204, 1794005, 2870408, 3588010, 3946811, 5740816, 7176020, 7893622, 14352040, 15787244, 19734055, 28704080, 31574488, 39468110, 63148976, 78936220, 157872440, 315744880]

約数ペア:

[(1, 315744880), (2, 157872440), (4, 78936220), (5, 63148976), (8, 39468110), (10, 31574488), (11, 28704080), (16, 19734055), (20, 15787244), (22, 14352040), (40, 7893622), (44, 7176020), (55, 5740816), (80, 3946811), (88, 3588010), (110, 2870408), (176, 1794005), (220, 1435204), (440, 717602), (599, 527120), (880, 358801), (1198, 263560), (2396, 131780), (2995, 105424), (4792, 65890), (5990, 52712), (6589, 47920), (9584, 32945), (11980, 26356), (13178, 23960)]