159451640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{659}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 376358400

約数和(自身を除く): 216906760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 263, 460, 526, 659, 920, 1052, 1315, 1318, 2104, 2630, 2636, 3295, 5260, 5272, 6049, 6590, 10520, 12098, 13180, 15157, 24196, 26360, 30245, 30314, 48392, 60490, 60628, 75785, 120980, 121256, 151570, 173317, 241960, 303140, 346634, 606280, 693268, 866585, 1386536, 1733170, 3466340, 3986291, 6932680, 7972582, 15945164, 19931455, 31890328, 39862910, 79725820, 159451640]

約数ペア:

[(1, 159451640), (2, 79725820), (4, 39862910), (5, 31890328), (8, 19931455), (10, 15945164), (20, 7972582), (23, 6932680), (40, 3986291), (46, 3466340), (92, 1733170), (115, 1386536), (184, 866585), (230, 693268), (263, 606280), (460, 346634), (526, 303140), (659, 241960), (920, 173317), (1052, 151570), (1315, 121256), (1318, 120980), (2104, 75785), (2630, 60628), (2636, 60490), (3295, 48392), (5260, 30314), (5272, 30245), (6049, 26360), (6590, 24196), (10520, 15157), (12098, 13180)]