128265760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1706

約数の個数: 96

約数和(自身を含む): 351412992

約数和(自身を除く): 223147232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1613, 1988, 2272, 2485, 2840, 3226, 3976, 4970, 5680, 6452, 7952, 8065, 9940, 11291, 11360, 12904, 15904, 16130, 19880, 22582, 25808, 32260, 39760, 45164, 51616, 56455, 64520, 79520, 90328, 112910, 114523, 129040, 180656, 225820, 229046, 258080, 361312, 451640, 458092, 572615, 801661, 903280, 916184, 1145230, 1603322, 1806560, 1832368, 2290460, 3206644, 3664736, 4008305, 4580920, 6413288, 8016610, 9161840, 12826576, 16033220, 18323680, 25653152, 32066440, 64132880, 128265760]

約数ペア:

[(1, 128265760), (2, 64132880), (4, 32066440), (5, 25653152), (7, 18323680), (8, 16033220), (10, 12826576), (14, 9161840), (16, 8016610), (20, 6413288), (28, 4580920), (32, 4008305), (35, 3664736), (40, 3206644), (56, 2290460), (70, 1832368), (71, 1806560), (80, 1603322), (112, 1145230), (140, 916184), (142, 903280), (160, 801661), (224, 572615), (280, 458092), (284, 451640), (355, 361312), (497, 258080), (560, 229046), (568, 225820), (710, 180656), (994, 129040), (1120, 114523), (1136, 112910), (1420, 90328), (1613, 79520), (1988, 64520), (2272, 56455), (2485, 51616), (2840, 45164), (3226, 39760), (3976, 32260), (4970, 25808), (5680, 22582), (6452, 19880), (7952, 16130), (8065, 15904), (9940, 12904), (11291, 11360)]