256228762770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123782011}}^1$

素因数の和:123782047

約数の個数: 48

約数和(自身を含む): 695159779392

約数和(自身を除く): 438931016622

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, 123782011, 247564022, 371346033, 618910055, 742692066, 1114038099, 1237820110, 1856730165, 2228076198, 2846986253, 3713460330, 5570190495, 5693972506, 8540958759, 11140380990, 14234931265, 17081917518, 25622876277, 28469862530, 42704793795, 51245752554, 85409587590, 128114381385, 256228762770]

約数ペア:

[(1, 256228762770), (2, 128114381385), (3, 85409587590), (5, 51245752554), (6, 42704793795), (9, 28469862530), (10, 25622876277), (15, 17081917518), (18, 14234931265), (23, 11140380990), (30, 8540958759), (45, 5693972506), (46, 5570190495), (69, 3713460330), (90, 2846986253), (115, 2228076198), (138, 1856730165), (207, 1237820110), (230, 1114038099), (345, 742692066), (414, 618910055), (690, 371346033), (1035, 247564022), (2070, 123782011)]