83198720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 229582080

約数和(自身を除く): 146383360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 311, 320, 352, 380, 418, 440, 608, 622, 640, 704, 760, 836, 880, 1045, 1216, 1244, 1280, 1408, 1520, 1555, 1672, 1760, 2090, 2432, 2488, 2816, 3040, 3110, 3344, 3421, 3520, 4180, 4864, 4976, 5909, 6080, 6220, 6688, 6842, 7040, 8360, 9952, 11818, 12160, 12440, 13376, 13684, 14080, 16720, 17105, 19904, 23636, 24320, 24880, 26752, 27368, 29545, 33440, 34210, 39808, 47272, 49760, 53504, 54736, 59090, 64999, 66880, 68420, 79616, 94544, 99520, 109472, 118180, 129998, 133760, 136840, 189088, 199040, 218944, 236360, 259996, 267520, 273680, 324995, 378176, 398080, 437888, 472720, 519992, 547360, 649990, 756352, 875776, 945440, 1039984, 1094720, 1299980, 1512704, 1890880, 2079968, 2189440, 2599960, 3781760, 4159936, 4378880, 5199920, 7563520, 8319872, 10399840, 16639744, 20799680, 41599360, 83198720]

約数ペア:

[(1, 83198720), (2, 41599360), (4, 20799680), (5, 16639744), (8, 10399840), (10, 8319872), (11, 7563520), (16, 5199920), (19, 4378880), (20, 4159936), (22, 3781760), (32, 2599960), (38, 2189440), (40, 2079968), (44, 1890880), (55, 1512704), (64, 1299980), (76, 1094720), (80, 1039984), (88, 945440), (95, 875776), (110, 756352), (128, 649990), (152, 547360), (160, 519992), (176, 472720), (190, 437888), (209, 398080), (220, 378176), (256, 324995), (304, 273680), (311, 267520), (320, 259996), (352, 236360), (380, 218944), (418, 199040), (440, 189088), (608, 136840), (622, 133760), (640, 129998), (704, 118180), (760, 109472), (836, 99520), (880, 94544), (1045, 79616), (1216, 68420), (1244, 66880), (1280, 64999), (1408, 59090), (1520, 54736), (1555, 53504), (1672, 49760), (1760, 47272), (2090, 39808), (2432, 34210), (2488, 33440), (2816, 29545), (3040, 27368), (3110, 26752), (3344, 24880), (3421, 24320), (3520, 23636), (4180, 19904), (4864, 17105), (4976, 16720), (5909, 14080), (6080, 13684), (6220, 13376), (6688, 12440), (6842, 12160), (7040, 11818), (8360, 9952)]