56806440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 177724800

約数和(自身を除く): 120918360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 101, 109, 120, 129, 172, 202, 215, 218, 258, 303, 327, 344, 404, 430, 436, 505, 516, 545, 606, 645, 654, 808, 860, 872, 1010, 1032, 1090, 1212, 1290, 1308, 1515, 1635, 1720, 2020, 2180, 2424, 2580, 2616, 3030, 3270, 4040, 4343, 4360, 4687, 5160, 6060, 6540, 8686, 9374, 11009, 12120, 13029, 13080, 14061, 17372, 18748, 21715, 22018, 23435, 26058, 28122, 33027, 34744, 37496, 43430, 44036, 46870, 52116, 55045, 56244, 65145, 66054, 70305, 86860, 88072, 93740, 104232, 110090, 112488, 130290, 132108, 140610, 165135, 173720, 187480, 220180, 260580, 264216, 281220, 330270, 440360, 473387, 521160, 562440, 660540, 946774, 1321080, 1420161, 1893548, 2366935, 2840322, 3787096, 4733870, 5680644, 7100805, 9467740, 11361288, 14201610, 18935480, 28403220, 56806440]

約数ペア:

[(1, 56806440), (2, 28403220), (3, 18935480), (4, 14201610), (5, 11361288), (6, 9467740), (8, 7100805), (10, 5680644), (12, 4733870), (15, 3787096), (20, 2840322), (24, 2366935), (30, 1893548), (40, 1420161), (43, 1321080), (60, 946774), (86, 660540), (101, 562440), (109, 521160), (120, 473387), (129, 440360), (172, 330270), (202, 281220), (215, 264216), (218, 260580), (258, 220180), (303, 187480), (327, 173720), (344, 165135), (404, 140610), (430, 132108), (436, 130290), (505, 112488), (516, 110090), (545, 104232), (606, 93740), (645, 88072), (654, 86860), (808, 70305), (860, 66054), (872, 65145), (1010, 56244), (1032, 55045), (1090, 52116), (1212, 46870), (1290, 44036), (1308, 43430), (1515, 37496), (1635, 34744), (1720, 33027), (2020, 28122), (2180, 26058), (2424, 23435), (2580, 22018), (2616, 21715), (3030, 18748), (3270, 17372), (4040, 14061), (4343, 13080), (4360, 13029), (4687, 12120), (5160, 11009), (6060, 9374), (6540, 8686)]