642354328

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{479}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 1536537600

約数和(自身を除く): 894183272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 311, 392, 479, 539, 616, 622, 958, 1078, 1244, 1916, 2156, 2177, 2488, 3353, 3421, 3832, 4312, 4354, 5269, 6706, 6842, 8708, 10538, 13412, 13684, 15239, 17416, 21076, 23471, 23947, 26824, 27368, 30478, 36883, 42152, 46942, 47894, 60956, 73766, 93884, 95788, 121912, 147532, 148969, 167629, 187768, 191576, 258181, 295064, 297938, 335258, 516362, 595876, 670516, 1032724, 1042783, 1191752, 1341032, 1638659, 2065448, 2085566, 3277318, 4171132, 6554636, 7299481, 8342264, 11470613, 13109272, 14598962, 22941226, 29197924, 45882452, 58395848, 80294291, 91764904, 160588582, 321177164, 642354328]

約数ペア:

[(1, 642354328), (2, 321177164), (4, 160588582), (7, 91764904), (8, 80294291), (11, 58395848), (14, 45882452), (22, 29197924), (28, 22941226), (44, 14598962), (49, 13109272), (56, 11470613), (77, 8342264), (88, 7299481), (98, 6554636), (154, 4171132), (196, 3277318), (308, 2085566), (311, 2065448), (392, 1638659), (479, 1341032), (539, 1191752), (616, 1042783), (622, 1032724), (958, 670516), (1078, 595876), (1244, 516362), (1916, 335258), (2156, 297938), (2177, 295064), (2488, 258181), (3353, 191576), (3421, 187768), (3832, 167629), (4312, 148969), (4354, 147532), (5269, 121912), (6706, 95788), (6842, 93884), (8708, 73766), (10538, 60956), (13412, 47894), (13684, 46942), (15239, 42152), (17416, 36883), (21076, 30478), (23471, 27368), (23947, 26824)]