128071974

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 275742720

約数和(自身を除く): 147670746

約数列:

[1, 2, 3, 6, 31, 43, 62, 67, 86, 93, 129, 134, 186, 201, 239, 258, 402, 478, 717, 1333, 1434, 2077, 2666, 2881, 3999, 4154, 5762, 6231, 7409, 7998, 8643, 10277, 12462, 14818, 16013, 17286, 20554, 22227, 30831, 32026, 44454, 48039, 61662, 89311, 96078, 178622, 267933, 318587, 496403, 535866, 637174, 688559, 955761, 992806, 1377118, 1489209, 1911522, 2065677, 2978418, 4131354, 21345329, 42690658, 64035987, 128071974]

約数ペア:

[(1, 128071974), (2, 64035987), (3, 42690658), (6, 21345329), (31, 4131354), (43, 2978418), (62, 2065677), (67, 1911522), (86, 1489209), (93, 1377118), (129, 992806), (134, 955761), (186, 688559), (201, 637174), (239, 535866), (258, 496403), (402, 318587), (478, 267933), (717, 178622), (1333, 96078), (1434, 89311), (2077, 61662), (2666, 48039), (2881, 44454), (3999, 32026), (4154, 30831), (5762, 22227), (6231, 20554), (7409, 17286), (7998, 16013), (8643, 14818), (10277, 12462)]