220056760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:1997

約数の個数: 128

約数和(自身を含む): 634314240

約数和(自身を除く): 414257480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 616, 740, 770, 814, 1036, 1295, 1480, 1540, 1628, 1931, 2035, 2072, 2590, 2849, 3080, 3256, 3862, 4070, 5180, 5698, 7724, 8140, 9655, 10360, 11396, 13517, 14245, 15448, 16280, 19310, 21241, 22792, 27034, 28490, 38620, 42482, 54068, 56980, 67585, 71447, 77240, 84964, 106205, 108136, 113960, 135170, 142894, 148687, 169928, 212410, 270340, 285788, 297374, 357235, 424820, 500129, 540680, 571576, 594748, 714470, 743435, 785917, 849640, 1000258, 1189496, 1428940, 1486870, 1571834, 2000516, 2500645, 2857880, 2973740, 3143668, 3929585, 4001032, 5001290, 5501419, 5947480, 6287336, 7859170, 10002580, 11002838, 15718340, 20005160, 22005676, 27507095, 31436680, 44011352, 55014190, 110028380, 220056760]

約数ペア:

[(1, 220056760), (2, 110028380), (4, 55014190), (5, 44011352), (7, 31436680), (8, 27507095), (10, 22005676), (11, 20005160), (14, 15718340), (20, 11002838), (22, 10002580), (28, 7859170), (35, 6287336), (37, 5947480), (40, 5501419), (44, 5001290), (55, 4001032), (56, 3929585), (70, 3143668), (74, 2973740), (77, 2857880), (88, 2500645), (110, 2000516), (140, 1571834), (148, 1486870), (154, 1428940), (185, 1189496), (220, 1000258), (259, 849640), (280, 785917), (296, 743435), (308, 714470), (370, 594748), (385, 571576), (407, 540680), (440, 500129), (518, 424820), (616, 357235), (740, 297374), (770, 285788), (814, 270340), (1036, 212410), (1295, 169928), (1480, 148687), (1540, 142894), (1628, 135170), (1931, 113960), (2035, 108136), (2072, 106205), (2590, 84964), (2849, 77240), (3080, 71447), (3256, 67585), (3862, 56980), (4070, 54068), (5180, 42482), (5698, 38620), (7724, 28490), (8140, 27034), (9655, 22792), (10360, 21241), (11396, 19310), (13517, 16280), (14245, 15448)]