121968080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5099}}^1$

素因数の和:5148

約数の個数: 80

約数和(自身を含む): 318729600

約数和(自身を除く): 196761520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5099, 5980, 10198, 11960, 20396, 23920, 25495, 40792, 50990, 66287, 81584, 101980, 117277, 132574, 203960, 234554, 265148, 331435, 407920, 469108, 530296, 586385, 662870, 938216, 1060592, 1172770, 1325740, 1524601, 1876432, 2345540, 2651480, 3049202, 4691080, 5302960, 6098404, 7623005, 9382160, 12196808, 15246010, 24393616, 30492020, 60984040, 121968080]

約数ペア:

[(1, 121968080), (2, 60984040), (4, 30492020), (5, 24393616), (8, 15246010), (10, 12196808), (13, 9382160), (16, 7623005), (20, 6098404), (23, 5302960), (26, 4691080), (40, 3049202), (46, 2651480), (52, 2345540), (65, 1876432), (80, 1524601), (92, 1325740), (104, 1172770), (115, 1060592), (130, 938216), (184, 662870), (208, 586385), (230, 530296), (260, 469108), (299, 407920), (368, 331435), (460, 265148), (520, 234554), (598, 203960), (920, 132574), (1040, 117277), (1196, 101980), (1495, 81584), (1840, 66287), (2392, 50990), (2990, 40792), (4784, 25495), (5099, 23920), (5980, 20396), (10198, 11960)]