181160728

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 398099520

約数和(自身を除く): 216938792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 181, 244, 293, 362, 427, 488, 586, 724, 854, 1172, 1267, 1448, 1708, 2051, 2344, 2534, 3416, 4102, 5068, 8204, 10136, 11041, 16408, 17873, 22082, 35746, 44164, 53033, 71492, 77287, 88328, 106066, 125111, 142984, 154574, 212132, 250222, 309148, 371231, 424264, 500444, 618296, 742462, 1000888, 1484924, 2969848, 3235013, 6470026, 12940052, 22645091, 25880104, 45290182, 90580364, 181160728]

約数ペア:

[(1, 181160728), (2, 90580364), (4, 45290182), (7, 25880104), (8, 22645091), (14, 12940052), (28, 6470026), (56, 3235013), (61, 2969848), (122, 1484924), (181, 1000888), (244, 742462), (293, 618296), (362, 500444), (427, 424264), (488, 371231), (586, 309148), (724, 250222), (854, 212132), (1172, 154574), (1267, 142984), (1448, 125111), (1708, 106066), (2051, 88328), (2344, 77287), (2534, 71492), (3416, 53033), (4102, 44164), (5068, 35746), (8204, 22082), (10136, 17873), (11041, 16408)]