69697760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^2$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 180537336

約数和(自身を除く): 110839576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 199, 220, 352, 398, 440, 796, 880, 995, 1592, 1760, 1990, 2189, 3184, 3980, 4378, 6368, 7960, 8756, 10945, 15920, 17512, 21890, 31840, 35024, 39601, 43780, 70048, 79202, 87560, 158404, 175120, 198005, 316808, 350240, 396010, 435611, 633616, 792020, 871222, 1267232, 1584040, 1742444, 2178055, 3168080, 3484888, 4356110, 6336160, 6969776, 8712220, 13939552, 17424440, 34848880, 69697760]

約数ペア:

[(1, 69697760), (2, 34848880), (4, 17424440), (5, 13939552), (8, 8712220), (10, 6969776), (11, 6336160), (16, 4356110), (20, 3484888), (22, 3168080), (32, 2178055), (40, 1742444), (44, 1584040), (55, 1267232), (80, 871222), (88, 792020), (110, 633616), (160, 435611), (176, 396010), (199, 350240), (220, 316808), (352, 198005), (398, 175120), (440, 158404), (796, 87560), (880, 79202), (995, 70048), (1592, 43780), (1760, 39601), (1990, 35024), (2189, 31840), (3184, 21890), (3980, 17512), (4378, 15920), (6368, 10945), (7960, 8756)]