857890180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1613}}^1$

素因数の和:1789

約数の個数: 96

約数和(自身を含む): 2147523840

約数和(自身を除く): 1289633660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 131, 140, 145, 203, 262, 290, 406, 524, 580, 655, 812, 917, 1015, 1310, 1613, 1834, 2030, 2620, 3226, 3668, 3799, 4060, 4585, 6452, 7598, 8065, 9170, 11291, 15196, 16130, 18340, 18995, 22582, 26593, 32260, 37990, 45164, 46777, 53186, 56455, 75980, 93554, 106372, 112910, 132965, 187108, 211303, 225820, 233885, 265930, 327439, 422606, 467770, 531860, 654878, 845212, 935540, 1056515, 1309756, 1479121, 1637195, 2113030, 2958242, 3274390, 4226060, 5916484, 6127787, 6548780, 7395605, 12255574, 14791210, 24511148, 29582420, 30638935, 42894509, 61277870, 85789018, 122555740, 171578036, 214472545, 428945090, 857890180]

約数ペア:

[(1, 857890180), (2, 428945090), (4, 214472545), (5, 171578036), (7, 122555740), (10, 85789018), (14, 61277870), (20, 42894509), (28, 30638935), (29, 29582420), (35, 24511148), (58, 14791210), (70, 12255574), (116, 7395605), (131, 6548780), (140, 6127787), (145, 5916484), (203, 4226060), (262, 3274390), (290, 2958242), (406, 2113030), (524, 1637195), (580, 1479121), (655, 1309756), (812, 1056515), (917, 935540), (1015, 845212), (1310, 654878), (1613, 531860), (1834, 467770), (2030, 422606), (2620, 327439), (3226, 265930), (3668, 233885), (3799, 225820), (4060, 211303), (4585, 187108), (6452, 132965), (7598, 112910), (8065, 106372), (9170, 93554), (11291, 75980), (15196, 56455), (16130, 53186), (18340, 46777), (18995, 45164), (22582, 37990), (26593, 32260)]