86660480

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 219732480

約数和(自身を除く): 133072000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 64, 67, 80, 86, 94, 128, 134, 160, 172, 188, 215, 235, 268, 320, 335, 344, 376, 430, 470, 536, 640, 670, 688, 752, 860, 940, 1072, 1340, 1376, 1504, 1720, 1880, 2021, 2144, 2680, 2752, 2881, 3008, 3149, 3440, 3760, 4042, 4288, 5360, 5504, 5762, 6016, 6298, 6880, 7520, 8084, 8576, 10105, 10720, 11524, 12596, 13760, 14405, 15040, 15745, 16168, 20210, 21440, 23048, 25192, 27520, 28810, 30080, 31490, 32336, 40420, 42880, 46096, 50384, 57620, 62980, 64672, 80840, 92192, 100768, 115240, 125960, 129344, 135407, 161680, 184384, 201536, 230480, 251920, 258688, 270814, 323360, 368768, 403072, 460960, 503840, 541628, 646720, 677035, 921920, 1007680, 1083256, 1293440, 1354070, 1843840, 2015360, 2166512, 2708140, 4333024, 5416280, 8666048, 10832560, 17332096, 21665120, 43330240, 86660480]

約数ペア:

[(1, 86660480), (2, 43330240), (4, 21665120), (5, 17332096), (8, 10832560), (10, 8666048), (16, 5416280), (20, 4333024), (32, 2708140), (40, 2166512), (43, 2015360), (47, 1843840), (64, 1354070), (67, 1293440), (80, 1083256), (86, 1007680), (94, 921920), (128, 677035), (134, 646720), (160, 541628), (172, 503840), (188, 460960), (215, 403072), (235, 368768), (268, 323360), (320, 270814), (335, 258688), (344, 251920), (376, 230480), (430, 201536), (470, 184384), (536, 161680), (640, 135407), (670, 129344), (688, 125960), (752, 115240), (860, 100768), (940, 92192), (1072, 80840), (1340, 64672), (1376, 62980), (1504, 57620), (1720, 50384), (1880, 46096), (2021, 42880), (2144, 40420), (2680, 32336), (2752, 31490), (2881, 30080), (3008, 28810), (3149, 27520), (3440, 25192), (3760, 23048), (4042, 21440), (4288, 20210), (5360, 16168), (5504, 15745), (5762, 15040), (6016, 14405), (6298, 13760), (6880, 12596), (7520, 11524), (8084, 10720), (8576, 10105)]