389675430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{188249}}^1$

素因数の和:188285

約数の個数: 48

約数和(自身を含む): 1057212000

約数和(自身を除く): 667536570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 188249, 376498, 564747, 941245, 1129494, 1694241, 1882490, 2823735, 3388482, 4329727, 5647470, 8471205, 8659454, 12989181, 16942410, 21648635, 25978362, 38967543, 43297270, 64945905, 77935086, 129891810, 194837715, 389675430]

約数ペア:

[(1, 389675430), (2, 194837715), (3, 129891810), (5, 77935086), (6, 64945905), (9, 43297270), (10, 38967543), (15, 25978362), (18, 21648635), (23, 16942410), (30, 12989181), (45, 8659454), (46, 8471205), (69, 5647470), (90, 4329727), (115, 3388482), (138, 2823735), (207, 1882490), (230, 1694241), (345, 1129494), (414, 941245), (690, 564747), (1035, 376498), (2070, 188249)]