640848312

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 1934543520

約数和(自身を除く): 1293695208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 73, 78, 83, 104, 113, 117, 146, 156, 166, 219, 226, 234, 249, 292, 312, 332, 339, 438, 452, 468, 498, 584, 657, 664, 678, 747, 876, 904, 936, 949, 996, 1017, 1079, 1314, 1356, 1469, 1494, 1752, 1898, 1992, 2034, 2158, 2628, 2712, 2847, 2938, 2988, 3237, 3796, 4068, 4316, 4407, 5256, 5694, 5876, 5976, 6059, 6474, 7592, 8136, 8249, 8541, 8632, 8814, 9379, 9711, 11388, 11752, 12118, 12948, 13221, 16498, 17082, 17628, 18177, 18758, 19422, 22776, 24236, 24747, 25896, 26442, 28137, 32996, 34164, 35256, 36354, 37516, 38844, 48472, 49494, 52884, 54531, 56274, 65992, 68328, 72708, 74241, 75032, 77688, 78767, 84411, 98988, 105768, 107237, 109062, 112548, 121927, 145416, 148482, 157534, 168822, 197976, 214474, 218124, 225096, 236301, 243854, 296964, 315068, 321711, 337644, 365781, 428948, 436248, 472602, 487708, 593928, 630136, 643422, 675288, 684667, 708903, 731562, 857896, 945204, 965133, 975416, 1097343, 1286844, 1369334, 1417806, 1463124, 1890408, 1930266, 2054001, 2194686, 2573688, 2738668, 2835612, 2926248, 3860532, 4108002, 4389372, 5477336, 5671224, 6162003, 7721064, 8216004, 8778744, 8900671, 12324006, 16432008, 17801342, 24648012, 26702013, 35602684, 49296024, 53404026, 71205368, 80106039, 106808052, 160212078, 213616104, 320424156, 640848312]

約数ペア:

[(1, 640848312), (2, 320424156), (3, 213616104), (4, 160212078), (6, 106808052), (8, 80106039), (9, 71205368), (12, 53404026), (13, 49296024), (18, 35602684), (24, 26702013), (26, 24648012), (36, 17801342), (39, 16432008), (52, 12324006), (72, 8900671), (73, 8778744), (78, 8216004), (83, 7721064), (104, 6162003), (113, 5671224), (117, 5477336), (146, 4389372), (156, 4108002), (166, 3860532), (219, 2926248), (226, 2835612), (234, 2738668), (249, 2573688), (292, 2194686), (312, 2054001), (332, 1930266), (339, 1890408), (438, 1463124), (452, 1417806), (468, 1369334), (498, 1286844), (584, 1097343), (657, 975416), (664, 965133), (678, 945204), (747, 857896), (876, 731562), (904, 708903), (936, 684667), (949, 675288), (996, 643422), (1017, 630136), (1079, 593928), (1314, 487708), (1356, 472602), (1469, 436248), (1494, 428948), (1752, 365781), (1898, 337644), (1992, 321711), (2034, 315068), (2158, 296964), (2628, 243854), (2712, 236301), (2847, 225096), (2938, 218124), (2988, 214474), (3237, 197976), (3796, 168822), (4068, 157534), (4316, 148482), (4407, 145416), (5256, 121927), (5694, 112548), (5876, 109062), (5976, 107237), (6059, 105768), (6474, 98988), (7592, 84411), (8136, 78767), (8249, 77688), (8541, 75032), (8632, 74241), (8814, 72708), (9379, 68328), (9711, 65992), (11388, 56274), (11752, 54531), (12118, 52884), (12948, 49494), (13221, 48472), (16498, 38844), (17082, 37516), (17628, 36354), (18177, 35256), (18758, 34164), (19422, 32996), (22776, 28137), (24236, 26442), (24747, 25896)]