210785680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3331}}^1$

素因数の和:3464

約数の個数: 80

約数和(自身を含む): 565213824

約数和(自身を除く): 354428144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1130, 1582, 1808, 2260, 3164, 3331, 3955, 4520, 6328, 6662, 7910, 9040, 12656, 13324, 15820, 16655, 23317, 26648, 31640, 33310, 46634, 53296, 63280, 66620, 93268, 116585, 133240, 186536, 233170, 266480, 373072, 376403, 466340, 752806, 932680, 1505612, 1865360, 1882015, 2634821, 3011224, 3764030, 5269642, 6022448, 7528060, 10539284, 13174105, 15056120, 21078568, 26348210, 30112240, 42157136, 52696420, 105392840, 210785680]

約数ペア:

[(1, 210785680), (2, 105392840), (4, 52696420), (5, 42157136), (7, 30112240), (8, 26348210), (10, 21078568), (14, 15056120), (16, 13174105), (20, 10539284), (28, 7528060), (35, 6022448), (40, 5269642), (56, 3764030), (70, 3011224), (80, 2634821), (112, 1882015), (113, 1865360), (140, 1505612), (226, 932680), (280, 752806), (452, 466340), (560, 376403), (565, 373072), (791, 266480), (904, 233170), (1130, 186536), (1582, 133240), (1808, 116585), (2260, 93268), (3164, 66620), (3331, 63280), (3955, 53296), (4520, 46634), (6328, 33310), (6662, 31640), (7910, 26648), (9040, 23317), (12656, 16655), (13324, 15820)]