128426004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{701}}^1\times {\mathrm{727}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 372048768

約数和(自身を除く): 243622764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 701, 727, 1402, 1454, 2103, 2181, 2804, 2908, 4206, 4362, 4907, 5089, 6309, 6543, 8412, 8724, 9814, 10178, 12618, 13086, 14721, 15267, 19628, 20356, 25236, 26172, 29442, 30534, 44163, 45801, 58884, 61068, 88326, 91602, 176652, 183204, 509627, 1019254, 1528881, 2038508, 3057762, 3567389, 4586643, 6115524, 7134778, 9173286, 10702167, 14269556, 18346572, 21404334, 32106501, 42808668, 64213002, 128426004]

約数ペア:

[(1, 128426004), (2, 64213002), (3, 42808668), (4, 32106501), (6, 21404334), (7, 18346572), (9, 14269556), (12, 10702167), (14, 9173286), (18, 7134778), (21, 6115524), (28, 4586643), (36, 3567389), (42, 3057762), (63, 2038508), (84, 1528881), (126, 1019254), (252, 509627), (701, 183204), (727, 176652), (1402, 91602), (1454, 88326), (2103, 61068), (2181, 58884), (2804, 45801), (2908, 44163), (4206, 30534), (4362, 29442), (4907, 26172), (5089, 25236), (6309, 20356), (6543, 19628), (8412, 15267), (8724, 14721), (9814, 13086), (10178, 12618)]