80718240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:854

約数の個数: 96

約数和(自身を含む): 255528000

約数和(自身を除く): 174809760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 337, 480, 499, 674, 998, 1011, 1348, 1497, 1685, 1996, 2022, 2495, 2696, 2994, 3370, 3992, 4044, 4990, 5055, 5392, 5988, 6740, 7485, 7984, 8088, 9980, 10110, 10784, 11976, 13480, 14970, 15968, 16176, 19960, 20220, 23952, 26960, 29940, 32352, 39920, 40440, 47904, 53920, 59880, 79840, 80880, 119760, 161760, 168163, 239520, 336326, 504489, 672652, 840815, 1008978, 1345304, 1681630, 2017956, 2522445, 2690608, 3363260, 4035912, 5044890, 5381216, 6726520, 8071824, 10089780, 13453040, 16143648, 20179560, 26906080, 40359120, 80718240]

約数ペア:

[(1, 80718240), (2, 40359120), (3, 26906080), (4, 20179560), (5, 16143648), (6, 13453040), (8, 10089780), (10, 8071824), (12, 6726520), (15, 5381216), (16, 5044890), (20, 4035912), (24, 3363260), (30, 2690608), (32, 2522445), (40, 2017956), (48, 1681630), (60, 1345304), (80, 1008978), (96, 840815), (120, 672652), (160, 504489), (240, 336326), (337, 239520), (480, 168163), (499, 161760), (674, 119760), (998, 80880), (1011, 79840), (1348, 59880), (1497, 53920), (1685, 47904), (1996, 40440), (2022, 39920), (2495, 32352), (2696, 29940), (2994, 26960), (3370, 23952), (3992, 20220), (4044, 19960), (4990, 16176), (5055, 15968), (5392, 14970), (5988, 13480), (6740, 11976), (7485, 10784), (7984, 10110), (8088, 9980)]