206903808

素因数分解:

$2^9\times 3^5\times {\mathrm{1663}}^1$

素因数の和:1696

約数の個数: 120

約数和(自身を含む): 619627008

約数和(自身を除く): 412723200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 768, 864, 972, 1152, 1296, 1536, 1663, 1728, 1944, 2304, 2592, 3326, 3456, 3888, 4608, 4989, 5184, 6652, 6912, 7776, 9978, 10368, 13304, 13824, 14967, 15552, 19956, 20736, 26608, 29934, 31104, 39912, 41472, 44901, 53216, 59868, 62208, 79824, 89802, 106432, 119736, 124416, 134703, 159648, 179604, 212864, 239472, 269406, 319296, 359208, 404109, 425728, 478944, 538812, 638592, 718416, 808218, 851456, 957888, 1077624, 1277184, 1436832, 1616436, 1915776, 2155248, 2554368, 2873664, 3232872, 3831552, 4310496, 5747328, 6465744, 7663104, 8620992, 11494656, 12931488, 17241984, 22989312, 25862976, 34483968, 51725952, 68967936, 103451904, 206903808]

約数ペア:

[(1, 206903808), (2, 103451904), (3, 68967936), (4, 51725952), (6, 34483968), (8, 25862976), (9, 22989312), (12, 17241984), (16, 12931488), (18, 11494656), (24, 8620992), (27, 7663104), (32, 6465744), (36, 5747328), (48, 4310496), (54, 3831552), (64, 3232872), (72, 2873664), (81, 2554368), (96, 2155248), (108, 1915776), (128, 1616436), (144, 1436832), (162, 1277184), (192, 1077624), (216, 957888), (243, 851456), (256, 808218), (288, 718416), (324, 638592), (384, 538812), (432, 478944), (486, 425728), (512, 404109), (576, 359208), (648, 319296), (768, 269406), (864, 239472), (972, 212864), (1152, 179604), (1296, 159648), (1536, 134703), (1663, 124416), (1728, 119736), (1944, 106432), (2304, 89802), (2592, 79824), (3326, 62208), (3456, 59868), (3888, 53216), (4608, 44901), (4989, 41472), (5184, 39912), (6652, 31104), (6912, 29934), (7776, 26608), (9978, 20736), (10368, 19956), (13304, 15552), (13824, 14967)]