249815720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11587}}^1$

素因数の和:11623

約数の個数: 96

約数和(自身を含む): 713357280

約数和(自身を除く): 463541560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 10780, 11587, 21560, 23174, 46348, 57935, 81109, 92696, 115870, 127457, 162218, 231740, 254914, 324436, 405545, 463480, 509828, 567763, 637285, 648872, 811090, 892199, 1019656, 1135526, 1274570, 1622180, 1784398, 2271052, 2549140, 2838815, 3244360, 3568796, 4460995, 4542104, 5098280, 5677630, 6245393, 7137592, 8921990, 11355260, 12490786, 17843980, 22710520, 24981572, 31226965, 35687960, 49963144, 62453930, 124907860, 249815720]

約数ペア:

[(1, 249815720), (2, 124907860), (4, 62453930), (5, 49963144), (7, 35687960), (8, 31226965), (10, 24981572), (11, 22710520), (14, 17843980), (20, 12490786), (22, 11355260), (28, 8921990), (35, 7137592), (40, 6245393), (44, 5677630), (49, 5098280), (55, 4542104), (56, 4460995), (70, 3568796), (77, 3244360), (88, 2838815), (98, 2549140), (110, 2271052), (140, 1784398), (154, 1622180), (196, 1274570), (220, 1135526), (245, 1019656), (280, 892199), (308, 811090), (385, 648872), (392, 637285), (440, 567763), (490, 509828), (539, 463480), (616, 405545), (770, 324436), (980, 254914), (1078, 231740), (1540, 162218), (1960, 127457), (2156, 115870), (2695, 92696), (3080, 81109), (4312, 57935), (5390, 46348), (10780, 23174), (11587, 21560)]