208520060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{283}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 530557440

約数和(自身を除く): 322037380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 277, 283, 380, 532, 554, 566, 665, 1108, 1132, 1330, 1385, 1415, 1939, 1981, 2660, 2770, 2830, 3878, 3962, 5263, 5377, 5540, 5660, 7756, 7924, 9695, 9905, 10526, 10754, 19390, 19810, 21052, 21508, 26315, 26885, 36841, 37639, 38780, 39620, 52630, 53770, 73682, 75278, 78391, 105260, 107540, 147364, 150556, 156782, 184205, 188195, 313564, 368410, 376390, 391955, 548737, 736820, 752780, 783910, 1097474, 1489429, 1567820, 2194948, 2743685, 2978858, 5487370, 5957716, 7447145, 10426003, 10974740, 14894290, 20852006, 29788580, 41704012, 52130015, 104260030, 208520060]

約数ペア:

[(1, 208520060), (2, 104260030), (4, 52130015), (5, 41704012), (7, 29788580), (10, 20852006), (14, 14894290), (19, 10974740), (20, 10426003), (28, 7447145), (35, 5957716), (38, 5487370), (70, 2978858), (76, 2743685), (95, 2194948), (133, 1567820), (140, 1489429), (190, 1097474), (266, 783910), (277, 752780), (283, 736820), (380, 548737), (532, 391955), (554, 376390), (566, 368410), (665, 313564), (1108, 188195), (1132, 184205), (1330, 156782), (1385, 150556), (1415, 147364), (1939, 107540), (1981, 105260), (2660, 78391), (2770, 75278), (2830, 73682), (3878, 53770), (3962, 52630), (5263, 39620), (5377, 38780), (5540, 37639), (5660, 36841), (7756, 26885), (7924, 26315), (9695, 21508), (9905, 21052), (10526, 19810), (10754, 19390)]