638387568

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5453

約数の個数: 200

約数和(自身を含む): 2274486368

約数和(自身を除く): 1636098800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 234, 252, 273, 312, 324, 336, 351, 364, 378, 432, 468, 504, 546, 567, 624, 648, 702, 728, 756, 819, 936, 1008, 1053, 1092, 1134, 1296, 1404, 1456, 1512, 1638, 1872, 2106, 2184, 2268, 2457, 2808, 3024, 3276, 4212, 4368, 4536, 4914, 5413, 5616, 6552, 7371, 8424, 9072, 9828, 10826, 13104, 14742, 16239, 16848, 19656, 21652, 29484, 32478, 37891, 39312, 43304, 48717, 58968, 64956, 70369, 75782, 86608, 97434, 113673, 117936, 129912, 140738, 146151, 151564, 194868, 211107, 227346, 259824, 281476, 292302, 303128, 341019, 389736, 422214, 438453, 454692, 492583, 562952, 584604, 606256, 633321, 682038, 779472, 844428, 876906, 909384, 985166, 1023057, 1125904, 1169208, 1266642, 1364076, 1477749, 1688856, 1753812, 1818768, 1899963, 1970332, 2046114, 2338416, 2533284, 2728152, 2955498, 3069171, 3377712, 3507624, 3799926, 3940664, 4092228, 4433247, 5066568, 5456304, 5699889, 5910996, 6138342, 7015248, 7599852, 7881328, 8184456, 8866494, 10133136, 11399778, 11821992, 12276684, 13299741, 15199704, 16368912, 17732988, 22799556, 23643984, 24553368, 26599482, 30399408, 35465976, 39899223, 45599112, 49106736, 53198964, 70931952, 79798446, 91198224, 106397928, 159596892, 212795856, 319193784, 638387568]

約数ペア:

[(1, 638387568), (2, 319193784), (3, 212795856), (4, 159596892), (6, 106397928), (7, 91198224), (8, 79798446), (9, 70931952), (12, 53198964), (13, 49106736), (14, 45599112), (16, 39899223), (18, 35465976), (21, 30399408), (24, 26599482), (26, 24553368), (27, 23643984), (28, 22799556), (36, 17732988), (39, 16368912), (42, 15199704), (48, 13299741), (52, 12276684), (54, 11821992), (56, 11399778), (63, 10133136), (72, 8866494), (78, 8184456), (81, 7881328), (84, 7599852), (91, 7015248), (104, 6138342), (108, 5910996), (112, 5699889), (117, 5456304), (126, 5066568), (144, 4433247), (156, 4092228), (162, 3940664), (168, 3799926), (182, 3507624), (189, 3377712), (208, 3069171), (216, 2955498), (234, 2728152), (252, 2533284), (273, 2338416), (312, 2046114), (324, 1970332), (336, 1899963), (351, 1818768), (364, 1753812), (378, 1688856), (432, 1477749), (468, 1364076), (504, 1266642), (546, 1169208), (567, 1125904), (624, 1023057), (648, 985166), (702, 909384), (728, 876906), (756, 844428), (819, 779472), (936, 682038), (1008, 633321), (1053, 606256), (1092, 584604), (1134, 562952), (1296, 492583), (1404, 454692), (1456, 438453), (1512, 422214), (1638, 389736), (1872, 341019), (2106, 303128), (2184, 292302), (2268, 281476), (2457, 259824), (2808, 227346), (3024, 211107), (3276, 194868), (4212, 151564), (4368, 146151), (4536, 140738), (4914, 129912), (5413, 117936), (5616, 113673), (6552, 97434), (7371, 86608), (8424, 75782), (9072, 70369), (9828, 64956), (10826, 58968), (13104, 48717), (14742, 43304), (16239, 39312), (16848, 37891), (19656, 32478), (21652, 29484)]