81488460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 237791232

約数和(自身を除く): 156302772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 193, 227, 310, 372, 386, 454, 465, 579, 620, 681, 772, 908, 930, 965, 1135, 1158, 1362, 1860, 1930, 2270, 2316, 2724, 2895, 3405, 3860, 4540, 5790, 5983, 6810, 7037, 11580, 11966, 13620, 14074, 17949, 21111, 23932, 28148, 29915, 35185, 35898, 42222, 43811, 59830, 70370, 71796, 84444, 87622, 89745, 105555, 119660, 131433, 140740, 175244, 179490, 211110, 219055, 262866, 358980, 422220, 438110, 525732, 657165, 876220, 1314330, 1358141, 2628660, 2716282, 4074423, 5432564, 6790705, 8148846, 13581410, 16297692, 20372115, 27162820, 40744230, 81488460]

約数ペア:

[(1, 81488460), (2, 40744230), (3, 27162820), (4, 20372115), (5, 16297692), (6, 13581410), (10, 8148846), (12, 6790705), (15, 5432564), (20, 4074423), (30, 2716282), (31, 2628660), (60, 1358141), (62, 1314330), (93, 876220), (124, 657165), (155, 525732), (186, 438110), (193, 422220), (227, 358980), (310, 262866), (372, 219055), (386, 211110), (454, 179490), (465, 175244), (579, 140740), (620, 131433), (681, 119660), (772, 105555), (908, 89745), (930, 87622), (965, 84444), (1135, 71796), (1158, 70370), (1362, 59830), (1860, 43811), (1930, 42222), (2270, 35898), (2316, 35185), (2724, 29915), (2895, 28148), (3405, 23932), (3860, 21111), (4540, 17949), (5790, 14074), (5983, 13620), (6810, 11966), (7037, 11580)]