80671440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7817}}^1$

素因数の和:7876

約数の個数: 80

約数和(自身を含む): 255930048

約数和(自身を除く): 175258608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 7817, 10320, 15634, 23451, 31268, 39085, 46902, 62536, 78170, 93804, 117255, 125072, 156340, 187608, 234510, 312680, 336131, 375216, 469020, 625360, 672262, 938040, 1008393, 1344524, 1680655, 1876080, 2016786, 2689048, 3361310, 4033572, 5041965, 5378096, 6722620, 8067144, 10083930, 13445240, 16134288, 20167860, 26890480, 40335720, 80671440]

約数ペア:

[(1, 80671440), (2, 40335720), (3, 26890480), (4, 20167860), (5, 16134288), (6, 13445240), (8, 10083930), (10, 8067144), (12, 6722620), (15, 5378096), (16, 5041965), (20, 4033572), (24, 3361310), (30, 2689048), (40, 2016786), (43, 1876080), (48, 1680655), (60, 1344524), (80, 1008393), (86, 938040), (120, 672262), (129, 625360), (172, 469020), (215, 375216), (240, 336131), (258, 312680), (344, 234510), (430, 187608), (516, 156340), (645, 125072), (688, 117255), (860, 93804), (1032, 78170), (1290, 62536), (1720, 46902), (2064, 39085), (2580, 31268), (3440, 23451), (5160, 15634), (7817, 10320)]