638234784

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6947}}^1$

素因数の和:7003

約数の個数: 144

約数和(自身を含む): 2048548320

約数和(自身を除く): 1410313536

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 32, 33, 36, 44, 48, 58, 66, 72, 87, 88, 96, 99, 116, 132, 144, 174, 176, 198, 232, 261, 264, 288, 319, 348, 352, 396, 464, 522, 528, 638, 696, 792, 928, 957, 1044, 1056, 1276, 1392, 1584, 1914, 2088, 2552, 2784, 2871, 3168, 3828, 4176, 5104, 5742, 6947, 7656, 8352, 10208, 11484, 13894, 15312, 20841, 22968, 27788, 30624, 41682, 45936, 55576, 62523, 76417, 83364, 91872, 111152, 125046, 152834, 166728, 201463, 222304, 229251, 250092, 305668, 333456, 402926, 458502, 500184, 604389, 611336, 666912, 687753, 805852, 917004, 1000368, 1208778, 1222672, 1375506, 1611704, 1813167, 1834008, 2000736, 2216093, 2417556, 2445344, 2751012, 3223408, 3626334, 3668016, 4432186, 4835112, 5502024, 6446816, 6648279, 7252668, 7336032, 8864372, 9670224, 11004048, 13296558, 14505336, 17728744, 19340448, 19944837, 22008096, 26593116, 29010672, 35457488, 39889674, 53186232, 58021344, 70914976, 79779348, 106372464, 159558696, 212744928, 319117392, 638234784]

約数ペア:

[(1, 638234784), (2, 319117392), (3, 212744928), (4, 159558696), (6, 106372464), (8, 79779348), (9, 70914976), (11, 58021344), (12, 53186232), (16, 39889674), (18, 35457488), (22, 29010672), (24, 26593116), (29, 22008096), (32, 19944837), (33, 19340448), (36, 17728744), (44, 14505336), (48, 13296558), (58, 11004048), (66, 9670224), (72, 8864372), (87, 7336032), (88, 7252668), (96, 6648279), (99, 6446816), (116, 5502024), (132, 4835112), (144, 4432186), (174, 3668016), (176, 3626334), (198, 3223408), (232, 2751012), (261, 2445344), (264, 2417556), (288, 2216093), (319, 2000736), (348, 1834008), (352, 1813167), (396, 1611704), (464, 1375506), (522, 1222672), (528, 1208778), (638, 1000368), (696, 917004), (792, 805852), (928, 687753), (957, 666912), (1044, 611336), (1056, 604389), (1276, 500184), (1392, 458502), (1584, 402926), (1914, 333456), (2088, 305668), (2552, 250092), (2784, 229251), (2871, 222304), (3168, 201463), (3828, 166728), (4176, 152834), (5104, 125046), (5742, 111152), (6947, 91872), (7656, 83364), (8352, 76417), (10208, 62523), (11484, 55576), (13894, 45936), (15312, 41682), (20841, 30624), (22968, 27788)]