638414928

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 1832070240

約数和(自身を除く): 1193655312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 163, 177, 236, 326, 354, 461, 472, 489, 531, 652, 708, 922, 944, 978, 1062, 1304, 1383, 1416, 1467, 1844, 1956, 2124, 2608, 2766, 2832, 2934, 3688, 3912, 4149, 4248, 5532, 5868, 7376, 7824, 8298, 8496, 9617, 11064, 11736, 16596, 19234, 22128, 23472, 27199, 28851, 33192, 38468, 54398, 57702, 66384, 75143, 76936, 81597, 86553, 108796, 115404, 150286, 153872, 163194, 173106, 217592, 225429, 230808, 244791, 300572, 326388, 346212, 435184, 450858, 461616, 489582, 601144, 652776, 676287, 692424, 901716, 979164, 1202288, 1305552, 1352574, 1384848, 1803432, 1958328, 2705148, 3606864, 3916656, 4433437, 5410296, 8866874, 10820592, 13300311, 17733748, 26600622, 35467496, 39900933, 53201244, 70934992, 79801866, 106402488, 159603732, 212804976, 319207464, 638414928]

約数ペア:

[(1, 638414928), (2, 319207464), (3, 212804976), (4, 159603732), (6, 106402488), (8, 79801866), (9, 70934992), (12, 53201244), (16, 39900933), (18, 35467496), (24, 26600622), (36, 17733748), (48, 13300311), (59, 10820592), (72, 8866874), (118, 5410296), (144, 4433437), (163, 3916656), (177, 3606864), (236, 2705148), (326, 1958328), (354, 1803432), (461, 1384848), (472, 1352574), (489, 1305552), (531, 1202288), (652, 979164), (708, 901716), (922, 692424), (944, 676287), (978, 652776), (1062, 601144), (1304, 489582), (1383, 461616), (1416, 450858), (1467, 435184), (1844, 346212), (1956, 326388), (2124, 300572), (2608, 244791), (2766, 230808), (2832, 225429), (2934, 217592), (3688, 173106), (3912, 163194), (4149, 153872), (4248, 150286), (5532, 115404), (5868, 108796), (7376, 86553), (7824, 81597), (8298, 76936), (8496, 75143), (9617, 66384), (11064, 57702), (11736, 54398), (16596, 38468), (19234, 33192), (22128, 28851), (23472, 27199)]