120738440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 281957760

約数和(自身を除く): 161219320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 83, 164, 166, 205, 328, 332, 410, 415, 664, 820, 830, 887, 1640, 1660, 1774, 3320, 3403, 3548, 4435, 6806, 7096, 8870, 13612, 17015, 17740, 27224, 34030, 35480, 36367, 68060, 72734, 73621, 136120, 145468, 147242, 181835, 290936, 294484, 363670, 368105, 588968, 727340, 736210, 1454680, 1472420, 2944840, 3018461, 6036922, 12073844, 15092305, 24147688, 30184610, 60369220, 120738440]

約数ペア:

[(1, 120738440), (2, 60369220), (4, 30184610), (5, 24147688), (8, 15092305), (10, 12073844), (20, 6036922), (40, 3018461), (41, 2944840), (82, 1472420), (83, 1454680), (164, 736210), (166, 727340), (205, 588968), (328, 368105), (332, 363670), (410, 294484), (415, 290936), (664, 181835), (820, 147242), (830, 145468), (887, 136120), (1640, 73621), (1660, 72734), (1774, 68060), (3320, 36367), (3403, 35480), (3548, 34030), (4435, 27224), (6806, 17740), (7096, 17015), (8870, 13612)]