77887476

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 207567360

約数和(自身を除く): 129679884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 207, 218, 276, 327, 414, 436, 654, 828, 863, 981, 1308, 1726, 1962, 2507, 2589, 3452, 3924, 5014, 5178, 7521, 7767, 10028, 10356, 15042, 15534, 19849, 22563, 30084, 31068, 39698, 45126, 59547, 79396, 90252, 94067, 119094, 178641, 188134, 238188, 282201, 357282, 376268, 564402, 714564, 846603, 1128804, 1693206, 2163541, 3386412, 4327082, 6490623, 8654164, 12981246, 19471869, 25962492, 38943738, 77887476]

約数ペア:

[(1, 77887476), (2, 38943738), (3, 25962492), (4, 19471869), (6, 12981246), (9, 8654164), (12, 6490623), (18, 4327082), (23, 3386412), (36, 2163541), (46, 1693206), (69, 1128804), (92, 846603), (109, 714564), (138, 564402), (207, 376268), (218, 357282), (276, 282201), (327, 238188), (414, 188134), (436, 178641), (654, 119094), (828, 94067), (863, 90252), (981, 79396), (1308, 59547), (1726, 45126), (1962, 39698), (2507, 31068), (2589, 30084), (3452, 22563), (3924, 19849), (5014, 15534), (5178, 15042), (7521, 10356), (7767, 10028)]