31647780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 99590400

約数和(自身を除く): 67942620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 103, 108, 135, 180, 206, 270, 309, 412, 515, 540, 569, 618, 927, 1030, 1138, 1236, 1545, 1707, 1854, 2060, 2276, 2781, 2845, 3090, 3414, 3708, 4635, 5121, 5562, 5690, 6180, 6828, 8535, 9270, 10242, 11124, 11380, 13905, 15363, 17070, 18540, 20484, 25605, 27810, 30726, 34140, 51210, 55620, 58607, 61452, 76815, 102420, 117214, 153630, 175821, 234428, 293035, 307260, 351642, 527463, 586070, 703284, 879105, 1054926, 1172140, 1582389, 1758210, 2109852, 2637315, 3164778, 3516420, 5274630, 6329556, 7911945, 10549260, 15823890, 31647780]

約数ペア:

[(1, 31647780), (2, 15823890), (3, 10549260), (4, 7911945), (5, 6329556), (6, 5274630), (9, 3516420), (10, 3164778), (12, 2637315), (15, 2109852), (18, 1758210), (20, 1582389), (27, 1172140), (30, 1054926), (36, 879105), (45, 703284), (54, 586070), (60, 527463), (90, 351642), (103, 307260), (108, 293035), (135, 234428), (180, 175821), (206, 153630), (270, 117214), (309, 102420), (412, 76815), (515, 61452), (540, 58607), (569, 55620), (618, 51210), (927, 34140), (1030, 30726), (1138, 27810), (1236, 25605), (1545, 20484), (1707, 18540), (1854, 17070), (2060, 15363), (2276, 13905), (2781, 11380), (2845, 11124), (3090, 10242), (3414, 9270), (3708, 8535), (4635, 6828), (5121, 6180), (5562, 5690)]