257617080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{102229}}^1$

素因数の和:102253

約数の個数: 96

約数和(自身を含む): 956872800

約数和(自身を除く): 699255720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 102229, 204458, 306687, 408916, 511145, 613374, 715603, 817832, 920061, 1022290, 1226748, 1431206, 1533435, 1840122, 2044580, 2146809, 2453496, 2862412, 3066870, 3578015, 3680244, 4089160, 4293618, 4600305, 5724824, 6133740, 6440427, 7156030, 7360488, 8587236, 9200610, 10734045, 12267480, 12880854, 14312060, 17174472, 18401220, 21468090, 25761708, 28624120, 32202135, 36802440, 42936180, 51523416, 64404270, 85872360, 128808540, 257617080]

約数ペア:

[(1, 257617080), (2, 128808540), (3, 85872360), (4, 64404270), (5, 51523416), (6, 42936180), (7, 36802440), (8, 32202135), (9, 28624120), (10, 25761708), (12, 21468090), (14, 18401220), (15, 17174472), (18, 14312060), (20, 12880854), (21, 12267480), (24, 10734045), (28, 9200610), (30, 8587236), (35, 7360488), (36, 7156030), (40, 6440427), (42, 6133740), (45, 5724824), (56, 4600305), (60, 4293618), (63, 4089160), (70, 3680244), (72, 3578015), (84, 3066870), (90, 2862412), (105, 2453496), (120, 2146809), (126, 2044580), (140, 1840122), (168, 1533435), (180, 1431206), (210, 1226748), (252, 1022290), (280, 920061), (315, 817832), (360, 715603), (420, 613374), (504, 511145), (630, 408916), (840, 306687), (1260, 204458), (2520, 102229)]