66686960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 165718560

約数和(自身を除く): 99031600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 584, 601, 730, 760, 1168, 1202, 1387, 1460, 1520, 2404, 2774, 2920, 3005, 4808, 5548, 5840, 6010, 6935, 9616, 11096, 11419, 12020, 13870, 22192, 22838, 24040, 27740, 43873, 45676, 48080, 55480, 57095, 87746, 91352, 110960, 114190, 175492, 182704, 219365, 228380, 350984, 438730, 456760, 701968, 833587, 877460, 913520, 1667174, 1754920, 3334348, 3509840, 4167935, 6668696, 8335870, 13337392, 16671740, 33343480, 66686960]

約数ペア:

[(1, 66686960), (2, 33343480), (4, 16671740), (5, 13337392), (8, 8335870), (10, 6668696), (16, 4167935), (19, 3509840), (20, 3334348), (38, 1754920), (40, 1667174), (73, 913520), (76, 877460), (80, 833587), (95, 701968), (146, 456760), (152, 438730), (190, 350984), (292, 228380), (304, 219365), (365, 182704), (380, 175492), (584, 114190), (601, 110960), (730, 91352), (760, 87746), (1168, 57095), (1202, 55480), (1387, 48080), (1460, 45676), (1520, 43873), (2404, 27740), (2774, 24040), (2920, 22838), (3005, 22192), (4808, 13870), (5548, 12020), (5840, 11419), (6010, 11096), (6935, 9616)]