661598976

素因数分解:

$2^8\times 3^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 1817230464

約数和(自身を除く): 1155631488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 97, 107, 128, 166, 192, 194, 214, 249, 256, 291, 321, 332, 384, 388, 428, 498, 582, 642, 664, 768, 776, 856, 996, 1164, 1284, 1328, 1552, 1712, 1992, 2328, 2568, 2656, 3104, 3424, 3984, 4656, 5136, 5312, 6208, 6848, 7968, 8051, 8881, 9312, 10272, 10379, 10624, 12416, 13696, 15936, 16102, 17762, 18624, 20544, 20758, 21248, 24153, 24832, 26643, 27392, 31137, 31872, 32204, 35524, 37248, 41088, 41516, 48306, 53286, 62274, 63744, 64408, 71048, 74496, 82176, 83032, 96612, 106572, 124548, 128816, 142096, 166064, 193224, 213144, 249096, 257632, 284192, 332128, 386448, 426288, 498192, 515264, 568384, 664256, 772896, 852576, 861457, 996384, 1030528, 1136768, 1328512, 1545792, 1705152, 1722914, 1992768, 2061056, 2273536, 2584371, 2657024, 3091584, 3410304, 3445828, 3985536, 5168742, 6183168, 6820608, 6891656, 7971072, 10337484, 13783312, 20674968, 27566624, 41349936, 55133248, 82699872, 110266496, 165399744, 220532992, 330799488, 661598976]

約数ペア:

[(1, 661598976), (2, 330799488), (3, 220532992), (4, 165399744), (6, 110266496), (8, 82699872), (12, 55133248), (16, 41349936), (24, 27566624), (32, 20674968), (48, 13783312), (64, 10337484), (83, 7971072), (96, 6891656), (97, 6820608), (107, 6183168), (128, 5168742), (166, 3985536), (192, 3445828), (194, 3410304), (214, 3091584), (249, 2657024), (256, 2584371), (291, 2273536), (321, 2061056), (332, 1992768), (384, 1722914), (388, 1705152), (428, 1545792), (498, 1328512), (582, 1136768), (642, 1030528), (664, 996384), (768, 861457), (776, 852576), (856, 772896), (996, 664256), (1164, 568384), (1284, 515264), (1328, 498192), (1552, 426288), (1712, 386448), (1992, 332128), (2328, 284192), (2568, 257632), (2656, 249096), (3104, 213144), (3424, 193224), (3984, 166064), (4656, 142096), (5136, 128816), (5312, 124548), (6208, 106572), (6848, 96612), (7968, 83032), (8051, 82176), (8881, 74496), (9312, 71048), (10272, 64408), (10379, 63744), (10624, 62274), (12416, 53286), (13696, 48306), (15936, 41516), (16102, 41088), (17762, 37248), (18624, 35524), (20544, 32204), (20758, 31872), (21248, 31137), (24153, 27392), (24832, 26643)]