320707904

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 84

約数和(自身を含む): 714231744

約数和(自身を除く): 393523840

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 64, 82, 88, 164, 176, 271, 328, 352, 451, 542, 656, 704, 902, 1084, 1312, 1681, 1804, 2168, 2624, 2981, 3362, 3608, 4336, 5962, 6724, 7216, 8672, 11111, 11924, 13448, 14432, 17344, 18491, 22222, 23848, 26896, 28864, 36982, 44444, 47696, 53792, 73964, 88888, 95392, 107584, 122221, 147928, 177776, 190784, 244442, 295856, 355552, 455551, 488884, 591712, 711104, 911102, 977768, 1183424, 1822204, 1955536, 3644408, 3911072, 5011061, 7288816, 7822144, 10022122, 14577632, 20044244, 29155264, 40088488, 80176976, 160353952, 320707904]

約数ペア:

[(1, 320707904), (2, 160353952), (4, 80176976), (8, 40088488), (11, 29155264), (16, 20044244), (22, 14577632), (32, 10022122), (41, 7822144), (44, 7288816), (64, 5011061), (82, 3911072), (88, 3644408), (164, 1955536), (176, 1822204), (271, 1183424), (328, 977768), (352, 911102), (451, 711104), (542, 591712), (656, 488884), (704, 455551), (902, 355552), (1084, 295856), (1312, 244442), (1681, 190784), (1804, 177776), (2168, 147928), (2624, 122221), (2981, 107584), (3362, 95392), (3608, 88888), (4336, 73964), (5962, 53792), (6724, 47696), (7216, 44444), (8672, 36982), (11111, 28864), (11924, 26896), (13448, 23848), (14432, 22222), (17344, 18491)]