645141888

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 256

約数和(自身を含む): 2030616000

約数和(自身を除く): 1385474112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 41, 48, 54, 58, 64, 72, 82, 87, 96, 108, 116, 123, 128, 144, 157, 164, 174, 192, 216, 232, 246, 261, 288, 314, 328, 348, 369, 384, 432, 464, 471, 492, 522, 576, 628, 656, 696, 738, 783, 864, 928, 942, 984, 1044, 1107, 1152, 1189, 1256, 1312, 1392, 1413, 1476, 1566, 1728, 1856, 1884, 1968, 2088, 2214, 2378, 2512, 2624, 2784, 2826, 2952, 3132, 3456, 3567, 3712, 3768, 3936, 4176, 4239, 4428, 4553, 4756, 5024, 5248, 5568, 5652, 5904, 6264, 6437, 7134, 7536, 7872, 8352, 8478, 8856, 9106, 9512, 10048, 10701, 11136, 11304, 11808, 12528, 12874, 13659, 14268, 15072, 15744, 16704, 16956, 17712, 18212, 19024, 19311, 20096, 21402, 22608, 23616, 25056, 25748, 27318, 28536, 30144, 32103, 33408, 33912, 35424, 36424, 38048, 38622, 40977, 42804, 45216, 47232, 50112, 51496, 54636, 57072, 57933, 60288, 64206, 67824, 70848, 72848, 76096, 77244, 81954, 85608, 90432, 100224, 102992, 109272, 114144, 115866, 122931, 128412, 135648, 141696, 145696, 152192, 154488, 163908, 171216, 173799, 180864, 186673, 205984, 218544, 228288, 231732, 245862, 256824, 271296, 291392, 308976, 327816, 342432, 347598, 373346, 411968, 437088, 456576, 463464, 491724, 513648, 542592, 560019, 582784, 617952, 655632, 684864, 695196, 746692, 823936, 874176, 926928, 983448, 1027296, 1120038, 1235904, 1311264, 1369728, 1390392, 1493384, 1680057, 1748352, 1853856, 1966896, 2054592, 2240076, 2471808, 2622528, 2780784, 2986768, 3360114, 3707712, 3933792, 4109184, 4480152, 5040171, 5245056, 5561568, 5973536, 6720228, 7415424, 7867584, 8960304, 10080342, 11123136, 11947072, 13440456, 15735168, 17920608, 20160684, 22246272, 23894144, 26880912, 35841216, 40321368, 53761824, 71682432, 80642736, 107523648, 161285472, 215047296, 322570944, 645141888]

約数ペア:

[(1, 645141888), (2, 322570944), (3, 215047296), (4, 161285472), (6, 107523648), (8, 80642736), (9, 71682432), (12, 53761824), (16, 40321368), (18, 35841216), (24, 26880912), (27, 23894144), (29, 22246272), (32, 20160684), (36, 17920608), (41, 15735168), (48, 13440456), (54, 11947072), (58, 11123136), (64, 10080342), (72, 8960304), (82, 7867584), (87, 7415424), (96, 6720228), (108, 5973536), (116, 5561568), (123, 5245056), (128, 5040171), (144, 4480152), (157, 4109184), (164, 3933792), (174, 3707712), (192, 3360114), (216, 2986768), (232, 2780784), (246, 2622528), (261, 2471808), (288, 2240076), (314, 2054592), (328, 1966896), (348, 1853856), (369, 1748352), (384, 1680057), (432, 1493384), (464, 1390392), (471, 1369728), (492, 1311264), (522, 1235904), (576, 1120038), (628, 1027296), (656, 983448), (696, 926928), (738, 874176), (783, 823936), (864, 746692), (928, 695196), (942, 684864), (984, 655632), (1044, 617952), (1107, 582784), (1152, 560019), (1189, 542592), (1256, 513648), (1312, 491724), (1392, 463464), (1413, 456576), (1476, 437088), (1566, 411968), (1728, 373346), (1856, 347598), (1884, 342432), (1968, 327816), (2088, 308976), (2214, 291392), (2378, 271296), (2512, 256824), (2624, 245862), (2784, 231732), (2826, 228288), (2952, 218544), (3132, 205984), (3456, 186673), (3567, 180864), (3712, 173799), (3768, 171216), (3936, 163908), (4176, 154488), (4239, 152192), (4428, 145696), (4553, 141696), (4756, 135648), (5024, 128412), (5248, 122931), (5568, 115866), (5652, 114144), (5904, 109272), (6264, 102992), (6437, 100224), (7134, 90432), (7536, 85608), (7872, 81954), (8352, 77244), (8478, 76096), (8856, 72848), (9106, 70848), (9512, 67824), (10048, 64206), (10701, 60288), (11136, 57933), (11304, 57072), (11808, 54636), (12528, 51496), (12874, 50112), (13659, 47232), (14268, 45216), (15072, 42804), (15744, 40977), (16704, 38622), (16956, 38048), (17712, 36424), (18212, 35424), (19024, 33912), (19311, 33408), (20096, 32103), (21402, 30144), (22608, 28536), (23616, 27318), (25056, 25748)]