261631104

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 801377280

約数和(自身を除く): 539746176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 131, 168, 192, 224, 262, 336, 384, 393, 448, 524, 672, 743, 786, 896, 917, 1048, 1344, 1486, 1572, 1834, 2096, 2229, 2688, 2751, 2972, 3144, 3668, 4192, 4458, 5201, 5502, 5944, 6288, 7336, 8384, 8916, 10402, 11004, 11888, 12576, 14672, 15603, 16768, 17832, 20804, 22008, 23776, 25152, 29344, 31206, 35664, 41608, 44016, 47552, 50304, 58688, 62412, 71328, 83216, 88032, 95104, 97333, 117376, 124824, 142656, 166432, 176064, 194666, 249648, 285312, 291999, 332864, 352128, 389332, 499296, 583998, 665728, 681331, 778664, 998592, 1167996, 1362662, 1557328, 1997184, 2043993, 2335992, 2725324, 3114656, 4087986, 4671984, 5450648, 6229312, 8175972, 9343968, 10901296, 12458624, 16351944, 18687936, 21802592, 32703888, 37375872, 43605184, 65407776, 87210368, 130815552, 261631104]

約数ペア:

[(1, 261631104), (2, 130815552), (3, 87210368), (4, 65407776), (6, 43605184), (7, 37375872), (8, 32703888), (12, 21802592), (14, 18687936), (16, 16351944), (21, 12458624), (24, 10901296), (28, 9343968), (32, 8175972), (42, 6229312), (48, 5450648), (56, 4671984), (64, 4087986), (84, 3114656), (96, 2725324), (112, 2335992), (128, 2043993), (131, 1997184), (168, 1557328), (192, 1362662), (224, 1167996), (262, 998592), (336, 778664), (384, 681331), (393, 665728), (448, 583998), (524, 499296), (672, 389332), (743, 352128), (786, 332864), (896, 291999), (917, 285312), (1048, 249648), (1344, 194666), (1486, 176064), (1572, 166432), (1834, 142656), (2096, 124824), (2229, 117376), (2688, 97333), (2751, 95104), (2972, 88032), (3144, 83216), (3668, 71328), (4192, 62412), (4458, 58688), (5201, 50304), (5502, 47552), (5944, 44016), (6288, 41608), (7336, 35664), (8384, 31206), (8916, 29344), (10402, 25152), (11004, 23776), (11888, 22008), (12576, 20804), (14672, 17832), (15603, 16768)]