208371240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7517}}^1$

素因数の和:7552

約数の個数: 192

約数和(自身を含む): 844421760

約数和(自身を除く): 636050520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 7517, 9240, 13860, 15034, 22551, 27720, 30068, 37585, 45102, 52619, 60136, 67653, 75170, 82687, 90204, 105238, 112755, 135306, 150340, 157857, 165374, 180408, 210476, 225510, 248061, 263095, 270612, 300680, 315714, 330748, 338265, 413435, 420952, 451020, 473571, 496122, 526190, 541224, 578809, 631428, 661496, 676530, 744183, 789285, 826870, 902040, 947142, 992244, 1052380, 1157618, 1240305, 1262856, 1353060, 1488366, 1578570, 1653740, 1736427, 1894284, 1984488, 2104760, 2315236, 2367855, 2480610, 2706120, 2894045, 2976732, 3157140, 3307480, 3472854, 3720915, 3788568, 4630472, 4735710, 4961220, 5209281, 5788090, 5953464, 6314280, 6945708, 7441830, 8682135, 9471420, 9922440, 10418562, 11576180, 13891416, 14883660, 17364270, 18942840, 20837124, 23152360, 26046405, 29767320, 34728540, 41674248, 52092810, 69457080, 104185620, 208371240]

約数ペア:

[(1, 208371240), (2, 104185620), (3, 69457080), (4, 52092810), (5, 41674248), (6, 34728540), (7, 29767320), (8, 26046405), (9, 23152360), (10, 20837124), (11, 18942840), (12, 17364270), (14, 14883660), (15, 13891416), (18, 11576180), (20, 10418562), (21, 9922440), (22, 9471420), (24, 8682135), (28, 7441830), (30, 6945708), (33, 6314280), (35, 5953464), (36, 5788090), (40, 5209281), (42, 4961220), (44, 4735710), (45, 4630472), (55, 3788568), (56, 3720915), (60, 3472854), (63, 3307480), (66, 3157140), (70, 2976732), (72, 2894045), (77, 2706120), (84, 2480610), (88, 2367855), (90, 2315236), (99, 2104760), (105, 1984488), (110, 1894284), (120, 1736427), (126, 1653740), (132, 1578570), (140, 1488366), (154, 1353060), (165, 1262856), (168, 1240305), (180, 1157618), (198, 1052380), (210, 992244), (220, 947142), (231, 902040), (252, 826870), (264, 789285), (280, 744183), (308, 676530), (315, 661496), (330, 631428), (360, 578809), (385, 541224), (396, 526190), (420, 496122), (440, 473571), (462, 451020), (495, 420952), (504, 413435), (616, 338265), (630, 330748), (660, 315714), (693, 300680), (770, 270612), (792, 263095), (840, 248061), (924, 225510), (990, 210476), (1155, 180408), (1260, 165374), (1320, 157857), (1386, 150340), (1540, 135306), (1848, 112755), (1980, 105238), (2310, 90204), (2520, 82687), (2772, 75170), (3080, 67653), (3465, 60136), (3960, 52619), (4620, 45102), (5544, 37585), (6930, 30068), (7517, 27720), (9240, 22551), (13860, 15034)]