638167296

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1632

約数の個数: 144

約数和(自身を含む): 1874920320

約数和(自身を除く): 1236753024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 128, 156, 164, 192, 208, 246, 256, 312, 328, 384, 416, 492, 533, 624, 656, 768, 832, 984, 1066, 1248, 1312, 1559, 1599, 1664, 1968, 2132, 2496, 2624, 3118, 3198, 3328, 3936, 4264, 4677, 4992, 5248, 6236, 6396, 7872, 8528, 9354, 9984, 10496, 12472, 12792, 15744, 17056, 18708, 20267, 24944, 25584, 31488, 34112, 37416, 40534, 49888, 51168, 60801, 63919, 68224, 74832, 81068, 99776, 102336, 121602, 127838, 136448, 149664, 162136, 191757, 199552, 204672, 243204, 255676, 299328, 324272, 383514, 399104, 409344, 486408, 511352, 598656, 648544, 767028, 830947, 972816, 1022704, 1197312, 1297088, 1534056, 1661894, 1945632, 2045408, 2492841, 2594176, 3068112, 3323788, 3891264, 4090816, 4985682, 5188352, 6136224, 6647576, 7782528, 8181632, 9971364, 12272448, 13295152, 15565056, 16363264, 19942728, 24544896, 26590304, 39885456, 49089792, 53180608, 79770912, 106361216, 159541824, 212722432, 319083648, 638167296]

約数ペア:

[(1, 638167296), (2, 319083648), (3, 212722432), (4, 159541824), (6, 106361216), (8, 79770912), (12, 53180608), (13, 49089792), (16, 39885456), (24, 26590304), (26, 24544896), (32, 19942728), (39, 16363264), (41, 15565056), (48, 13295152), (52, 12272448), (64, 9971364), (78, 8181632), (82, 7782528), (96, 6647576), (104, 6136224), (123, 5188352), (128, 4985682), (156, 4090816), (164, 3891264), (192, 3323788), (208, 3068112), (246, 2594176), (256, 2492841), (312, 2045408), (328, 1945632), (384, 1661894), (416, 1534056), (492, 1297088), (533, 1197312), (624, 1022704), (656, 972816), (768, 830947), (832, 767028), (984, 648544), (1066, 598656), (1248, 511352), (1312, 486408), (1559, 409344), (1599, 399104), (1664, 383514), (1968, 324272), (2132, 299328), (2496, 255676), (2624, 243204), (3118, 204672), (3198, 199552), (3328, 191757), (3936, 162136), (4264, 149664), (4677, 136448), (4992, 127838), (5248, 121602), (6236, 102336), (6396, 99776), (7872, 81068), (8528, 74832), (9354, 68224), (9984, 63919), (10496, 60801), (12472, 51168), (12792, 49888), (15744, 40534), (17056, 37416), (18708, 34112), (20267, 31488), (24944, 25584)]