128082012

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 330946560

約数和(自身を除く): 202864548

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 71, 74, 102, 111, 142, 148, 204, 213, 222, 239, 284, 426, 444, 478, 629, 717, 852, 956, 1207, 1258, 1434, 1887, 2414, 2516, 2627, 2868, 3621, 3774, 4063, 4828, 5254, 7242, 7548, 7881, 8126, 8843, 10508, 12189, 14484, 15762, 16252, 16969, 17686, 24378, 26529, 31524, 33938, 35372, 44659, 48756, 50907, 53058, 67876, 89318, 101814, 106116, 133977, 150331, 178636, 203628, 267954, 288473, 300662, 450993, 535908, 576946, 601324, 627853, 865419, 901986, 1153892, 1255706, 1730838, 1803972, 1883559, 2511412, 3461676, 3767118, 7534236, 10673501, 21347002, 32020503, 42694004, 64041006, 128082012]

約数ペア:

[(1, 128082012), (2, 64041006), (3, 42694004), (4, 32020503), (6, 21347002), (12, 10673501), (17, 7534236), (34, 3767118), (37, 3461676), (51, 2511412), (68, 1883559), (71, 1803972), (74, 1730838), (102, 1255706), (111, 1153892), (142, 901986), (148, 865419), (204, 627853), (213, 601324), (222, 576946), (239, 535908), (284, 450993), (426, 300662), (444, 288473), (478, 267954), (629, 203628), (717, 178636), (852, 150331), (956, 133977), (1207, 106116), (1258, 101814), (1434, 89318), (1887, 67876), (2414, 53058), (2516, 50907), (2627, 48756), (2868, 44659), (3621, 35372), (3774, 33938), (4063, 31524), (4828, 26529), (5254, 24378), (7242, 17686), (7548, 16969), (7881, 16252), (8126, 15762), (8843, 14484), (10508, 12189)]