28718400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 168

約数和(自身を含む): 97763584

約数和(自身を除く): 69045184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 150, 155, 160, 186, 192, 193, 200, 240, 248, 300, 310, 320, 372, 386, 400, 465, 480, 496, 579, 600, 620, 744, 772, 775, 800, 930, 960, 965, 992, 1158, 1200, 1240, 1488, 1544, 1550, 1600, 1860, 1930, 1984, 2316, 2325, 2400, 2480, 2895, 2976, 3088, 3100, 3720, 3860, 4632, 4650, 4800, 4825, 4960, 5790, 5952, 5983, 6176, 6200, 7440, 7720, 9264, 9300, 9650, 9920, 11580, 11966, 12352, 12400, 14475, 14880, 15440, 17949, 18528, 18600, 19300, 23160, 23932, 24800, 28950, 29760, 29915, 30880, 35898, 37056, 37200, 38600, 46320, 47864, 49600, 57900, 59830, 61760, 71796, 74400, 77200, 89745, 92640, 95728, 115800, 119660, 143592, 148800, 149575, 154400, 179490, 185280, 191456, 231600, 239320, 287184, 299150, 308800, 358980, 382912, 448725, 463200, 478640, 574368, 598300, 717960, 897450, 926400, 957280, 1148736, 1196600, 1435920, 1794900, 1914560, 2393200, 2871840, 3589800, 4786400, 5743680, 7179600, 9572800, 14359200, 28718400]

約数ペア:

[(1, 28718400), (2, 14359200), (3, 9572800), (4, 7179600), (5, 5743680), (6, 4786400), (8, 3589800), (10, 2871840), (12, 2393200), (15, 1914560), (16, 1794900), (20, 1435920), (24, 1196600), (25, 1148736), (30, 957280), (31, 926400), (32, 897450), (40, 717960), (48, 598300), (50, 574368), (60, 478640), (62, 463200), (64, 448725), (75, 382912), (80, 358980), (93, 308800), (96, 299150), (100, 287184), (120, 239320), (124, 231600), (150, 191456), (155, 185280), (160, 179490), (186, 154400), (192, 149575), (193, 148800), (200, 143592), (240, 119660), (248, 115800), (300, 95728), (310, 92640), (320, 89745), (372, 77200), (386, 74400), (400, 71796), (465, 61760), (480, 59830), (496, 57900), (579, 49600), (600, 47864), (620, 46320), (744, 38600), (772, 37200), (775, 37056), (800, 35898), (930, 30880), (960, 29915), (965, 29760), (992, 28950), (1158, 24800), (1200, 23932), (1240, 23160), (1488, 19300), (1544, 18600), (1550, 18528), (1600, 17949), (1860, 15440), (1930, 14880), (1984, 14475), (2316, 12400), (2325, 12352), (2400, 11966), (2480, 11580), (2895, 9920), (2976, 9650), (3088, 9300), (3100, 9264), (3720, 7720), (3860, 7440), (4632, 6200), (4650, 6176), (4800, 5983), (4825, 5952), (4960, 5790)]