220055440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 569963520

約数和(自身を除く): 349908080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 127, 176, 179, 220, 242, 254, 358, 440, 484, 508, 605, 635, 716, 880, 895, 968, 1016, 1210, 1270, 1397, 1432, 1790, 1936, 1969, 2032, 2420, 2540, 2794, 2864, 3580, 3938, 4840, 5080, 5588, 6985, 7160, 7876, 9680, 9845, 10160, 11176, 13970, 14320, 15367, 15752, 19690, 21659, 22352, 22733, 27940, 30734, 31504, 39380, 43318, 45466, 55880, 61468, 76835, 78760, 86636, 90932, 108295, 111760, 113665, 122936, 153670, 157520, 173272, 181864, 216590, 227330, 245872, 250063, 307340, 346544, 363728, 433180, 454660, 500126, 614680, 866360, 909320, 1000252, 1229360, 1250315, 1732720, 1818640, 2000504, 2500630, 2750693, 4001008, 5001260, 5501386, 10002520, 11002772, 13753465, 20005040, 22005544, 27506930, 44011088, 55013860, 110027720, 220055440]

約数ペア:

[(1, 220055440), (2, 110027720), (4, 55013860), (5, 44011088), (8, 27506930), (10, 22005544), (11, 20005040), (16, 13753465), (20, 11002772), (22, 10002520), (40, 5501386), (44, 5001260), (55, 4001008), (80, 2750693), (88, 2500630), (110, 2000504), (121, 1818640), (127, 1732720), (176, 1250315), (179, 1229360), (220, 1000252), (242, 909320), (254, 866360), (358, 614680), (440, 500126), (484, 454660), (508, 433180), (605, 363728), (635, 346544), (716, 307340), (880, 250063), (895, 245872), (968, 227330), (1016, 216590), (1210, 181864), (1270, 173272), (1397, 157520), (1432, 153670), (1790, 122936), (1936, 113665), (1969, 111760), (2032, 108295), (2420, 90932), (2540, 86636), (2794, 78760), (2864, 76835), (3580, 61468), (3938, 55880), (4840, 45466), (5080, 43318), (5588, 39380), (6985, 31504), (7160, 30734), (7876, 27940), (9680, 22733), (9845, 22352), (10160, 21659), (11176, 19690), (13970, 15752), (14320, 15367)]