1279228416

素因数分解:

$2^9\times 3^1\times {\mathrm{499}}^1\times {\mathrm{1669}}^1$

素因数の和:2189

約数の個数: 80

約数和(自身を含む): 3416820000

約数和(自身を除く): 2137591584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 499, 512, 768, 998, 1497, 1536, 1669, 1996, 2994, 3338, 3992, 5007, 5988, 6676, 7984, 10014, 11976, 13352, 15968, 20028, 23952, 26704, 31936, 40056, 47904, 53408, 63872, 80112, 95808, 106816, 127744, 160224, 191616, 213632, 255488, 320448, 383232, 427264, 640896, 766464, 832831, 854528, 1281792, 1665662, 2498493, 2563584, 3331324, 4996986, 6662648, 9993972, 13325296, 19987944, 26650592, 39975888, 53301184, 79951776, 106602368, 159903552, 213204736, 319807104, 426409472, 639614208, 1279228416]

約数ペア:

[(1, 1279228416), (2, 639614208), (3, 426409472), (4, 319807104), (6, 213204736), (8, 159903552), (12, 106602368), (16, 79951776), (24, 53301184), (32, 39975888), (48, 26650592), (64, 19987944), (96, 13325296), (128, 9993972), (192, 6662648), (256, 4996986), (384, 3331324), (499, 2563584), (512, 2498493), (768, 1665662), (998, 1281792), (1497, 854528), (1536, 832831), (1669, 766464), (1996, 640896), (2994, 427264), (3338, 383232), (3992, 320448), (5007, 255488), (5988, 213632), (6676, 191616), (7984, 160224), (10014, 127744), (11976, 106816), (13352, 95808), (15968, 80112), (20028, 63872), (23952, 53408), (26704, 47904), (31936, 40056)]