320728584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 890889120

約数和(自身を除く): 570160536

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 241, 264, 284, 426, 482, 568, 723, 781, 852, 964, 1446, 1562, 1704, 1928, 2343, 2651, 2892, 3124, 4686, 5041, 5302, 5784, 6248, 7953, 9372, 10082, 10604, 15123, 15906, 17111, 18744, 20164, 21208, 30246, 31812, 34222, 40328, 51333, 55451, 60492, 63624, 68444, 102666, 110902, 120984, 136888, 166353, 188221, 205332, 221804, 332706, 376442, 410664, 443608, 564663, 665412, 752884, 1129326, 1214881, 1330824, 1505768, 2258652, 2429762, 3644643, 4517304, 4859524, 7289286, 9719048, 13363691, 14578572, 26727382, 29157144, 40091073, 53454764, 80182146, 106909528, 160364292, 320728584]

約数ペア:

[(1, 320728584), (2, 160364292), (3, 106909528), (4, 80182146), (6, 53454764), (8, 40091073), (11, 29157144), (12, 26727382), (22, 14578572), (24, 13363691), (33, 9719048), (44, 7289286), (66, 4859524), (71, 4517304), (88, 3644643), (132, 2429762), (142, 2258652), (213, 1505768), (241, 1330824), (264, 1214881), (284, 1129326), (426, 752884), (482, 665412), (568, 564663), (723, 443608), (781, 410664), (852, 376442), (964, 332706), (1446, 221804), (1562, 205332), (1704, 188221), (1928, 166353), (2343, 136888), (2651, 120984), (2892, 110902), (3124, 102666), (4686, 68444), (5041, 63624), (5302, 60492), (5784, 55451), (6248, 51333), (7953, 40328), (9372, 34222), (10082, 31812), (10604, 30246), (15123, 21208), (15906, 20164), (17111, 18744)]