217301632

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 459000000

約数和(自身を除く): 241698368

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 199, 304, 398, 449, 608, 796, 898, 1216, 1592, 1796, 2432, 3184, 3592, 3781, 6368, 7184, 7562, 8531, 12736, 14368, 15124, 17062, 25472, 28736, 30248, 34124, 57472, 60496, 68248, 89351, 120992, 136496, 178702, 241984, 272992, 357404, 483968, 545984, 714808, 1091968, 1429616, 1697669, 2859232, 3395338, 5718464, 6790676, 11436928, 13581352, 27162704, 54325408, 108650816, 217301632]

約数ペア:

[(1, 217301632), (2, 108650816), (4, 54325408), (8, 27162704), (16, 13581352), (19, 11436928), (32, 6790676), (38, 5718464), (64, 3395338), (76, 2859232), (128, 1697669), (152, 1429616), (199, 1091968), (304, 714808), (398, 545984), (449, 483968), (608, 357404), (796, 272992), (898, 241984), (1216, 178702), (1592, 136496), (1796, 120992), (2432, 89351), (3184, 68248), (3592, 60496), (3781, 57472), (6368, 34124), (7184, 30248), (7562, 28736), (8531, 25472), (12736, 17062), (14368, 15124)]