280091008

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^2$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 613254600

約数和(自身を除く): 333163592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 53, 64, 76, 82, 106, 128, 152, 164, 212, 304, 328, 424, 608, 656, 779, 848, 1007, 1216, 1312, 1558, 1696, 2014, 2173, 2432, 2624, 2809, 3116, 3392, 4028, 4346, 5248, 5618, 6232, 6784, 8056, 8692, 11236, 12464, 16112, 17384, 22472, 24928, 32224, 34768, 41287, 44944, 49856, 53371, 64448, 69536, 82574, 89888, 99712, 106742, 115169, 128896, 139072, 165148, 179776, 213484, 230338, 278144, 330296, 359552, 426968, 460676, 660592, 853936, 921352, 1321184, 1707872, 1842704, 2188211, 2642368, 3415744, 3685408, 4376422, 5284736, 6831488, 7370816, 8752844, 14741632, 17505688, 35011376, 70022752, 140045504, 280091008]

約数ペア:

[(1, 280091008), (2, 140045504), (4, 70022752), (8, 35011376), (16, 17505688), (19, 14741632), (32, 8752844), (38, 7370816), (41, 6831488), (53, 5284736), (64, 4376422), (76, 3685408), (82, 3415744), (106, 2642368), (128, 2188211), (152, 1842704), (164, 1707872), (212, 1321184), (304, 921352), (328, 853936), (424, 660592), (608, 460676), (656, 426968), (779, 359552), (848, 330296), (1007, 278144), (1216, 230338), (1312, 213484), (1558, 179776), (1696, 165148), (2014, 139072), (2173, 128896), (2432, 115169), (2624, 106742), (2809, 99712), (3116, 89888), (3392, 82574), (4028, 69536), (4346, 64448), (5248, 53371), (5618, 49856), (6232, 44944), (6784, 41287), (8056, 34768), (8692, 32224), (11236, 24928), (12464, 22472), (16112, 17384)]