205678410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3389}}^1$

素因数の和:3440

約数の個数: 96

約数和(自身を含む): 599460480

約数和(自身を除く): 393782070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 289, 357, 510, 578, 595, 714, 867, 1190, 1445, 1734, 1785, 2023, 2890, 3389, 3570, 4046, 4335, 6069, 6778, 8670, 10115, 10167, 12138, 16945, 20230, 20334, 23723, 30345, 33890, 47446, 50835, 57613, 60690, 71169, 101670, 115226, 118615, 142338, 172839, 237230, 288065, 345678, 355845, 403291, 576130, 711690, 806582, 864195, 979421, 1209873, 1728390, 1958842, 2016455, 2419746, 2938263, 4032910, 4897105, 5876526, 6049365, 6855947, 9794210, 12098730, 13711894, 14691315, 20567841, 29382630, 34279735, 41135682, 68559470, 102839205, 205678410]

約数ペア:

[(1, 205678410), (2, 102839205), (3, 68559470), (5, 41135682), (6, 34279735), (7, 29382630), (10, 20567841), (14, 14691315), (15, 13711894), (17, 12098730), (21, 9794210), (30, 6855947), (34, 6049365), (35, 5876526), (42, 4897105), (51, 4032910), (70, 2938263), (85, 2419746), (102, 2016455), (105, 1958842), (119, 1728390), (170, 1209873), (210, 979421), (238, 864195), (255, 806582), (289, 711690), (357, 576130), (510, 403291), (578, 355845), (595, 345678), (714, 288065), (867, 237230), (1190, 172839), (1445, 142338), (1734, 118615), (1785, 115226), (2023, 101670), (2890, 71169), (3389, 60690), (3570, 57613), (4046, 50835), (4335, 47446), (6069, 33890), (6778, 30345), (8670, 23723), (10115, 20334), (10167, 20230), (12138, 16945)]