880221760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:345

約数の個数: 168

約数和(自身を含む): 2335011840

約数和(自身を除く): 1454790080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 127, 160, 176, 179, 220, 242, 254, 320, 352, 358, 440, 484, 508, 605, 635, 704, 716, 880, 895, 968, 1016, 1210, 1270, 1397, 1432, 1760, 1790, 1936, 1969, 2032, 2420, 2540, 2794, 2864, 3520, 3580, 3872, 3938, 4064, 4840, 5080, 5588, 5728, 6985, 7160, 7744, 7876, 8128, 9680, 9845, 10160, 11176, 11456, 13970, 14320, 15367, 15752, 19360, 19690, 20320, 21659, 22352, 22733, 27940, 28640, 30734, 31504, 38720, 39380, 40640, 43318, 44704, 45466, 55880, 57280, 61468, 63008, 76835, 78760, 86636, 89408, 90932, 108295, 111760, 113665, 122936, 126016, 153670, 157520, 173272, 181864, 216590, 223520, 227330, 245872, 250063, 307340, 315040, 346544, 363728, 433180, 447040, 454660, 491744, 500126, 614680, 630080, 693088, 727456, 866360, 909320, 983488, 1000252, 1229360, 1250315, 1386176, 1454912, 1732720, 1818640, 2000504, 2458720, 2500630, 2750693, 3465440, 3637280, 4001008, 4917440, 5001260, 5501386, 6930880, 7274560, 8002016, 10002520, 11002772, 13753465, 16004032, 20005040, 22005544, 27506930, 40010080, 44011088, 55013860, 80020160, 88022176, 110027720, 176044352, 220055440, 440110880, 880221760]

約数ペア:

[(1, 880221760), (2, 440110880), (4, 220055440), (5, 176044352), (8, 110027720), (10, 88022176), (11, 80020160), (16, 55013860), (20, 44011088), (22, 40010080), (32, 27506930), (40, 22005544), (44, 20005040), (55, 16004032), (64, 13753465), (80, 11002772), (88, 10002520), (110, 8002016), (121, 7274560), (127, 6930880), (160, 5501386), (176, 5001260), (179, 4917440), (220, 4001008), (242, 3637280), (254, 3465440), (320, 2750693), (352, 2500630), (358, 2458720), (440, 2000504), (484, 1818640), (508, 1732720), (605, 1454912), (635, 1386176), (704, 1250315), (716, 1229360), (880, 1000252), (895, 983488), (968, 909320), (1016, 866360), (1210, 727456), (1270, 693088), (1397, 630080), (1432, 614680), (1760, 500126), (1790, 491744), (1936, 454660), (1969, 447040), (2032, 433180), (2420, 363728), (2540, 346544), (2794, 315040), (2864, 307340), (3520, 250063), (3580, 245872), (3872, 227330), (3938, 223520), (4064, 216590), (4840, 181864), (5080, 173272), (5588, 157520), (5728, 153670), (6985, 126016), (7160, 122936), (7744, 113665), (7876, 111760), (8128, 108295), (9680, 90932), (9845, 89408), (10160, 86636), (11176, 78760), (11456, 76835), (13970, 63008), (14320, 61468), (15367, 57280), (15752, 55880), (19360, 45466), (19690, 44704), (20320, 43318), (21659, 40640), (22352, 39380), (22733, 38720), (27940, 31504), (28640, 30734)]