72651768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 144039432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 89, 113, 129, 168, 172, 178, 226, 258, 267, 301, 339, 344, 356, 452, 516, 534, 602, 623, 678, 712, 791, 903, 904, 1032, 1068, 1204, 1246, 1356, 1582, 1806, 1869, 2136, 2373, 2408, 2492, 2712, 3164, 3612, 3738, 3827, 4746, 4859, 4984, 6328, 7224, 7476, 7654, 9492, 9718, 10057, 11481, 14577, 14952, 15308, 18984, 19436, 20114, 22962, 26789, 29154, 30171, 30616, 34013, 38872, 40228, 45924, 53578, 58308, 60342, 68026, 70399, 80367, 80456, 91848, 102039, 107156, 116616, 120684, 136052, 140798, 160734, 204078, 211197, 214312, 241368, 272104, 281596, 321468, 408156, 422394, 432451, 563192, 642936, 816312, 844788, 864902, 1297353, 1689576, 1729804, 2594706, 3027157, 3459608, 5189412, 6054314, 9081471, 10378824, 12108628, 18162942, 24217256, 36325884, 72651768]

約数ペア:

[(1, 72651768), (2, 36325884), (3, 24217256), (4, 18162942), (6, 12108628), (7, 10378824), (8, 9081471), (12, 6054314), (14, 5189412), (21, 3459608), (24, 3027157), (28, 2594706), (42, 1729804), (43, 1689576), (56, 1297353), (84, 864902), (86, 844788), (89, 816312), (113, 642936), (129, 563192), (168, 432451), (172, 422394), (178, 408156), (226, 321468), (258, 281596), (267, 272104), (301, 241368), (339, 214312), (344, 211197), (356, 204078), (452, 160734), (516, 140798), (534, 136052), (602, 120684), (623, 116616), (678, 107156), (712, 102039), (791, 91848), (903, 80456), (904, 80367), (1032, 70399), (1068, 68026), (1204, 60342), (1246, 58308), (1356, 53578), (1582, 45924), (1806, 40228), (1869, 38872), (2136, 34013), (2373, 30616), (2408, 30171), (2492, 29154), (2712, 26789), (3164, 22962), (3612, 20114), (3738, 19436), (3827, 18984), (4746, 15308), (4859, 14952), (4984, 14577), (6328, 11481), (7224, 10057), (7476, 9718), (7654, 9492)]