180911484

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22739}}^1$

素因数の和:22779

約数の個数: 72

約数和(自身を含む): 521473680

約数和(自身を除く): 340562196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 22739, 45478, 68217, 90956, 136434, 204651, 272868, 295607, 386563, 409302, 591214, 773126, 818604, 886821, 1159689, 1182428, 1546252, 1773642, 2319378, 2660463, 3479067, 3547284, 4638756, 5025319, 5320926, 6958134, 10050638, 10641852, 13916268, 15075957, 20101276, 30151914, 45227871, 60303828, 90455742, 180911484]

約数ペア:

[(1, 180911484), (2, 90455742), (3, 60303828), (4, 45227871), (6, 30151914), (9, 20101276), (12, 15075957), (13, 13916268), (17, 10641852), (18, 10050638), (26, 6958134), (34, 5320926), (36, 5025319), (39, 4638756), (51, 3547284), (52, 3479067), (68, 2660463), (78, 2319378), (102, 1773642), (117, 1546252), (153, 1182428), (156, 1159689), (204, 886821), (221, 818604), (234, 773126), (306, 591214), (442, 409302), (468, 386563), (612, 295607), (663, 272868), (884, 204651), (1326, 136434), (1989, 90956), (2652, 68217), (3978, 45478), (7956, 22739)]