638141184

素因数分解:

$2^8\times 3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 1928489472

約数和(自身を除く): 1290348288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 71, 72, 83, 94, 96, 128, 141, 142, 144, 166, 188, 192, 213, 249, 256, 282, 284, 288, 332, 376, 384, 423, 426, 498, 564, 568, 576, 639, 664, 747, 752, 768, 846, 852, 996, 1128, 1136, 1152, 1278, 1328, 1494, 1504, 1692, 1704, 1992, 2256, 2272, 2304, 2556, 2656, 2988, 3008, 3337, 3384, 3408, 3901, 3984, 4512, 4544, 5112, 5312, 5893, 5976, 6016, 6674, 6768, 6816, 7802, 7968, 9024, 9088, 10011, 10224, 10624, 11703, 11786, 11952, 12032, 13348, 13536, 13632, 15604, 15936, 17679, 18048, 18176, 20022, 20448, 21248, 23406, 23572, 23904, 26696, 27072, 27264, 30033, 31208, 31872, 35109, 35358, 36096, 40044, 40896, 46812, 47144, 47808, 53037, 53392, 54144, 54528, 60066, 62416, 63744, 70218, 70716, 80088, 81792, 93624, 94288, 95616, 106074, 106784, 108288, 120132, 124832, 140436, 141432, 160176, 163584, 187248, 188576, 191232, 212148, 213568, 240264, 249664, 276971, 280872, 282864, 320352, 374496, 377152, 424296, 427136, 480528, 499328, 553942, 561744, 565728, 640704, 748992, 754304, 830913, 848592, 854272, 961056, 998656, 1107884, 1123488, 1131456, 1281408, 1497984, 1508608, 1661826, 1697184, 1922112, 2215768, 2246976, 2262912, 2492739, 2562816, 2995968, 3323652, 3394368, 3844224, 4431536, 4493952, 4525824, 4985478, 6647304, 6788736, 7688448, 8863072, 8987904, 9970956, 13294608, 13577472, 17726144, 19941912, 26589216, 35452288, 39883824, 53178432, 70904576, 79767648, 106356864, 159535296, 212713728, 319070592, 638141184]

約数ペア:

[(1, 638141184), (2, 319070592), (3, 212713728), (4, 159535296), (6, 106356864), (8, 79767648), (9, 70904576), (12, 53178432), (16, 39883824), (18, 35452288), (24, 26589216), (32, 19941912), (36, 17726144), (47, 13577472), (48, 13294608), (64, 9970956), (71, 8987904), (72, 8863072), (83, 7688448), (94, 6788736), (96, 6647304), (128, 4985478), (141, 4525824), (142, 4493952), (144, 4431536), (166, 3844224), (188, 3394368), (192, 3323652), (213, 2995968), (249, 2562816), (256, 2492739), (282, 2262912), (284, 2246976), (288, 2215768), (332, 1922112), (376, 1697184), (384, 1661826), (423, 1508608), (426, 1497984), (498, 1281408), (564, 1131456), (568, 1123488), (576, 1107884), (639, 998656), (664, 961056), (747, 854272), (752, 848592), (768, 830913), (846, 754304), (852, 748992), (996, 640704), (1128, 565728), (1136, 561744), (1152, 553942), (1278, 499328), (1328, 480528), (1494, 427136), (1504, 424296), (1692, 377152), (1704, 374496), (1992, 320352), (2256, 282864), (2272, 280872), (2304, 276971), (2556, 249664), (2656, 240264), (2988, 213568), (3008, 212148), (3337, 191232), (3384, 188576), (3408, 187248), (3901, 163584), (3984, 160176), (4512, 141432), (4544, 140436), (5112, 124832), (5312, 120132), (5893, 108288), (5976, 106784), (6016, 106074), (6674, 95616), (6768, 94288), (6816, 93624), (7802, 81792), (7968, 80088), (9024, 70716), (9088, 70218), (10011, 63744), (10224, 62416), (10624, 60066), (11703, 54528), (11786, 54144), (11952, 53392), (12032, 53037), (13348, 47808), (13536, 47144), (13632, 46812), (15604, 40896), (15936, 40044), (17679, 36096), (18048, 35358), (18176, 35109), (20022, 31872), (20448, 31208), (21248, 30033), (23406, 27264), (23572, 27072), (23904, 26696)]