1306733360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{45247}}^1$

素因数の和:45298

約数の個数: 60

約数和(自身を含む): 3206544768

約数和(自身を除く): 1899811408

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 45247, 90494, 180988, 226235, 361976, 452470, 723952, 859693, 904940, 1719386, 1809880, 3438772, 3619760, 4298465, 6877544, 8596930, 13755088, 16334167, 17193860, 32668334, 34387720, 65336668, 68775440, 81670835, 130673336, 163341670, 261346672, 326683340, 653366680, 1306733360]

約数ペア:

[(1, 1306733360), (2, 653366680), (4, 326683340), (5, 261346672), (8, 163341670), (10, 130673336), (16, 81670835), (19, 68775440), (20, 65336668), (38, 34387720), (40, 32668334), (76, 17193860), (80, 16334167), (95, 13755088), (152, 8596930), (190, 6877544), (304, 4298465), (361, 3619760), (380, 3438772), (722, 1809880), (760, 1719386), (1444, 904940), (1520, 859693), (1805, 723952), (2888, 452470), (3610, 361976), (5776, 226235), (7220, 180988), (14440, 90494), (28880, 45247)]