123285680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11587}}^1$

素因数の和:11626

約数の個数: 80

約数和(自身を含む): 344858880

約数和(自身を除く): 221573200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 11587, 23174, 46348, 57935, 81109, 92696, 115870, 162218, 185392, 220153, 231740, 324436, 405545, 440306, 463480, 648872, 811090, 880612, 926960, 1100765, 1297744, 1541071, 1622180, 1761224, 2201530, 3082142, 3244360, 3522448, 4403060, 6164284, 6488720, 7705355, 8806120, 12328568, 15410710, 17612240, 24657136, 30821420, 61642840, 123285680]

約数ペア:

[(1, 123285680), (2, 61642840), (4, 30821420), (5, 24657136), (7, 17612240), (8, 15410710), (10, 12328568), (14, 8806120), (16, 7705355), (19, 6488720), (20, 6164284), (28, 4403060), (35, 3522448), (38, 3244360), (40, 3082142), (56, 2201530), (70, 1761224), (76, 1622180), (80, 1541071), (95, 1297744), (112, 1100765), (133, 926960), (140, 880612), (152, 811090), (190, 648872), (266, 463480), (280, 440306), (304, 405545), (380, 324436), (532, 231740), (560, 220153), (665, 185392), (760, 162218), (1064, 115870), (1330, 92696), (1520, 81109), (2128, 57935), (2660, 46348), (5320, 23174), (10640, 11587)]