28070144

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 61320000

約数和(自身を除く): 33249856

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 199, 232, 256, 304, 398, 464, 551, 608, 796, 928, 1102, 1216, 1592, 1856, 2204, 2432, 3184, 3712, 3781, 4408, 4864, 5771, 6368, 7424, 7562, 8816, 11542, 12736, 15124, 17632, 23084, 25472, 30248, 35264, 46168, 50944, 60496, 70528, 92336, 109649, 120992, 141056, 184672, 219298, 241984, 369344, 438596, 483968, 738688, 877192, 967936, 1477376, 1754384, 3508768, 7017536, 14035072, 28070144]

約数ペア:

[(1, 28070144), (2, 14035072), (4, 7017536), (8, 3508768), (16, 1754384), (19, 1477376), (29, 967936), (32, 877192), (38, 738688), (58, 483968), (64, 438596), (76, 369344), (116, 241984), (128, 219298), (152, 184672), (199, 141056), (232, 120992), (256, 109649), (304, 92336), (398, 70528), (464, 60496), (551, 50944), (608, 46168), (796, 35264), (928, 30248), (1102, 25472), (1216, 23084), (1592, 17632), (1856, 15124), (2204, 12736), (2432, 11542), (3184, 8816), (3712, 7562), (3781, 7424), (4408, 6368), (4864, 5771)]