128608436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 252564480

約数和(自身を除く): 123956044

約数列:

[1, 2, 4, 11, 22, 44, 59, 107, 118, 214, 236, 428, 463, 649, 926, 1177, 1298, 1852, 2354, 2596, 4708, 5093, 6313, 10186, 12626, 20372, 25252, 27317, 49541, 54634, 69443, 99082, 109268, 138886, 198164, 277772, 300487, 544951, 600974, 1089902, 1201948, 2179804, 2922919, 5845838, 11691676, 32152109, 64304218, 128608436]

約数ペア:

[(1, 128608436), (2, 64304218), (4, 32152109), (11, 11691676), (22, 5845838), (44, 2922919), (59, 2179804), (107, 1201948), (118, 1089902), (214, 600974), (236, 544951), (428, 300487), (463, 277772), (649, 198164), (926, 138886), (1177, 109268), (1298, 99082), (1852, 69443), (2354, 54634), (2596, 49541), (4708, 27317), (5093, 25252), (6313, 20372), (10186, 12626)]