261656864

素因数分解:

$2^5\times 7^3\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 620928000

約数和(自身を除く): 359271136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 343, 392, 434, 496, 686, 769, 784, 868, 992, 1372, 1519, 1538, 1568, 1736, 2744, 3038, 3076, 3472, 5383, 5488, 6076, 6152, 6944, 10633, 10766, 10976, 12152, 12304, 21266, 21532, 23839, 24304, 24608, 37681, 42532, 43064, 47678, 48608, 75362, 85064, 86128, 95356, 150724, 166873, 170128, 172256, 190712, 263767, 301448, 333746, 340256, 381424, 527534, 602896, 667492, 762848, 1055068, 1168111, 1205792, 1334984, 2110136, 2336222, 2669968, 4220272, 4672444, 5339936, 8176777, 8440544, 9344888, 16353554, 18689776, 32707108, 37379552, 65414216, 130828432, 261656864]

約数ペア:

[(1, 261656864), (2, 130828432), (4, 65414216), (7, 37379552), (8, 32707108), (14, 18689776), (16, 16353554), (28, 9344888), (31, 8440544), (32, 8176777), (49, 5339936), (56, 4672444), (62, 4220272), (98, 2669968), (112, 2336222), (124, 2110136), (196, 1334984), (217, 1205792), (224, 1168111), (248, 1055068), (343, 762848), (392, 667492), (434, 602896), (496, 527534), (686, 381424), (769, 340256), (784, 333746), (868, 301448), (992, 263767), (1372, 190712), (1519, 172256), (1538, 170128), (1568, 166873), (1736, 150724), (2744, 95356), (3038, 86128), (3076, 85064), (3472, 75362), (5383, 48608), (5488, 47678), (6076, 43064), (6152, 42532), (6944, 37681), (10633, 24608), (10766, 24304), (10976, 23839), (12152, 21532), (12304, 21266)]