137799640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 346459680

約数和(自身を除く): 208660040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 121, 142, 220, 242, 284, 355, 401, 440, 484, 568, 605, 710, 781, 802, 968, 1210, 1420, 1562, 1604, 2005, 2420, 2840, 3124, 3208, 3905, 4010, 4411, 4840, 6248, 7810, 8020, 8591, 8822, 15620, 16040, 17182, 17644, 22055, 28471, 31240, 34364, 35288, 42955, 44110, 48521, 56942, 68728, 85910, 88220, 97042, 113884, 142355, 171820, 176440, 194084, 227768, 242605, 284710, 313181, 343640, 388168, 485210, 569420, 626362, 970420, 1138840, 1252724, 1565905, 1940840, 2505448, 3131810, 3444991, 6263620, 6889982, 12527240, 13779964, 17224955, 27559928, 34449910, 68899820, 137799640]

約数ペア:

[(1, 137799640), (2, 68899820), (4, 34449910), (5, 27559928), (8, 17224955), (10, 13779964), (11, 12527240), (20, 6889982), (22, 6263620), (40, 3444991), (44, 3131810), (55, 2505448), (71, 1940840), (88, 1565905), (110, 1252724), (121, 1138840), (142, 970420), (220, 626362), (242, 569420), (284, 485210), (355, 388168), (401, 343640), (440, 313181), (484, 284710), (568, 242605), (605, 227768), (710, 194084), (781, 176440), (802, 171820), (968, 142355), (1210, 113884), (1420, 97042), (1562, 88220), (1604, 85910), (2005, 68728), (2420, 56942), (2840, 48521), (3124, 44110), (3208, 42955), (3905, 35288), (4010, 34364), (4411, 31240), (4840, 28471), (6248, 22055), (7810, 17644), (8020, 17182), (8591, 16040), (8822, 15620)]