262492440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1481}}^1$

素因数の和:1713

約数の個数: 128

約数和(自身を含む): 904849920

約数和(自身を除く): 642357480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 633, 840, 844, 1055, 1266, 1477, 1481, 1688, 2110, 2532, 2954, 2962, 3165, 4220, 4431, 4443, 5064, 5908, 5924, 6330, 7385, 7405, 8440, 8862, 8886, 10367, 11816, 11848, 12660, 14770, 14810, 17724, 17772, 20734, 22155, 22215, 25320, 29540, 29620, 31101, 35448, 35544, 41468, 44310, 44430, 51835, 59080, 59240, 62202, 82936, 88620, 88860, 103670, 124404, 155505, 177240, 177720, 207340, 248808, 311010, 312491, 414680, 622020, 624982, 937473, 1244040, 1249964, 1562455, 1874946, 2187437, 2499928, 3124910, 3749892, 4374874, 4687365, 6249820, 6562311, 7499784, 8749748, 9374730, 10937185, 12499640, 13124622, 17499496, 18749460, 21874370, 26249244, 32811555, 37498920, 43748740, 52498488, 65623110, 87497480, 131246220, 262492440]

約数ペア:

[(1, 262492440), (2, 131246220), (3, 87497480), (4, 65623110), (5, 52498488), (6, 43748740), (7, 37498920), (8, 32811555), (10, 26249244), (12, 21874370), (14, 18749460), (15, 17499496), (20, 13124622), (21, 12499640), (24, 10937185), (28, 9374730), (30, 8749748), (35, 7499784), (40, 6562311), (42, 6249820), (56, 4687365), (60, 4374874), (70, 3749892), (84, 3124910), (105, 2499928), (120, 2187437), (140, 1874946), (168, 1562455), (210, 1249964), (211, 1244040), (280, 937473), (420, 624982), (422, 622020), (633, 414680), (840, 312491), (844, 311010), (1055, 248808), (1266, 207340), (1477, 177720), (1481, 177240), (1688, 155505), (2110, 124404), (2532, 103670), (2954, 88860), (2962, 88620), (3165, 82936), (4220, 62202), (4431, 59240), (4443, 59080), (5064, 51835), (5908, 44430), (5924, 44310), (6330, 41468), (7385, 35544), (7405, 35448), (8440, 31101), (8862, 29620), (8886, 29540), (10367, 25320), (11816, 22215), (11848, 22155), (12660, 20734), (14770, 17772), (14810, 17724)]