397725984

素因数分解:

$2^5\times 3^3\times {\mathrm{349}}^1\times {\mathrm{1319}}^1$

素因数の和:1687

約数の個数: 96

約数和(自身を含む): 1164240000

約数和(自身を除く): 766514016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 349, 432, 698, 864, 1047, 1319, 1396, 2094, 2638, 2792, 3141, 3957, 4188, 5276, 5584, 6282, 7914, 8376, 9423, 10552, 11168, 11871, 12564, 15828, 16752, 18846, 21104, 23742, 25128, 31656, 33504, 35613, 37692, 42208, 47484, 50256, 63312, 71226, 75384, 94968, 100512, 126624, 142452, 150768, 189936, 284904, 301536, 379872, 460331, 569808, 920662, 1139616, 1380993, 1841324, 2761986, 3682648, 4142979, 5523972, 7365296, 8285958, 11047944, 12428937, 14730592, 16571916, 22095888, 24857874, 33143832, 44191776, 49715748, 66287664, 99431496, 132575328, 198862992, 397725984]

約数ペア:

[(1, 397725984), (2, 198862992), (3, 132575328), (4, 99431496), (6, 66287664), (8, 49715748), (9, 44191776), (12, 33143832), (16, 24857874), (18, 22095888), (24, 16571916), (27, 14730592), (32, 12428937), (36, 11047944), (48, 8285958), (54, 7365296), (72, 5523972), (96, 4142979), (108, 3682648), (144, 2761986), (216, 1841324), (288, 1380993), (349, 1139616), (432, 920662), (698, 569808), (864, 460331), (1047, 379872), (1319, 301536), (1396, 284904), (2094, 189936), (2638, 150768), (2792, 142452), (3141, 126624), (3957, 100512), (4188, 94968), (5276, 75384), (5584, 71226), (6282, 63312), (7914, 50256), (8376, 47484), (9423, 42208), (10552, 37692), (11168, 35613), (11871, 33504), (12564, 31656), (15828, 25128), (16752, 23742), (18846, 21104)]