256260690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{58109}}^1$

素因数の和:58136

約数の個数: 72

約数和(自身を含む): 775071180

約数和(自身を除く): 518810490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 58109, 116218, 174327, 290545, 348654, 406763, 522981, 581090, 813526, 871635, 1045962, 1220289, 1743270, 2033815, 2440578, 2614905, 2847341, 3660867, 4067630, 5229810, 5694682, 6101445, 7321734, 8542023, 12202890, 14236705, 17084046, 18304335, 25626069, 28473410, 36608670, 42710115, 51252138, 85420230, 128130345, 256260690]

約数ペア:

[(1, 256260690), (2, 128130345), (3, 85420230), (5, 51252138), (6, 42710115), (7, 36608670), (9, 28473410), (10, 25626069), (14, 18304335), (15, 17084046), (18, 14236705), (21, 12202890), (30, 8542023), (35, 7321734), (42, 6101445), (45, 5694682), (49, 5229810), (63, 4067630), (70, 3660867), (90, 2847341), (98, 2614905), (105, 2440578), (126, 2033815), (147, 1743270), (210, 1220289), (245, 1045962), (294, 871635), (315, 813526), (441, 581090), (490, 522981), (630, 406763), (735, 348654), (882, 290545), (1470, 174327), (2205, 116218), (4410, 58109)]