261794064

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{15901}}^1$

素因数の和:15933

約数の個数: 80

約数和(自身を含む): 788739200

約数和(自身を除く): 526945136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1372, 2058, 2352, 2744, 4116, 5488, 8232, 15901, 16464, 31802, 47703, 63604, 95406, 111307, 127208, 190812, 222614, 254416, 333921, 381624, 445228, 667842, 763248, 779149, 890456, 1335684, 1558298, 1780912, 2337447, 2671368, 3116596, 4674894, 5342736, 5454043, 6233192, 9349788, 10908086, 12466384, 16362129, 18699576, 21816172, 32724258, 37399152, 43632344, 65448516, 87264688, 130897032, 261794064]

約数ペア:

[(1, 261794064), (2, 130897032), (3, 87264688), (4, 65448516), (6, 43632344), (7, 37399152), (8, 32724258), (12, 21816172), (14, 18699576), (16, 16362129), (21, 12466384), (24, 10908086), (28, 9349788), (42, 6233192), (48, 5454043), (49, 5342736), (56, 4674894), (84, 3116596), (98, 2671368), (112, 2337447), (147, 1780912), (168, 1558298), (196, 1335684), (294, 890456), (336, 779149), (343, 763248), (392, 667842), (588, 445228), (686, 381624), (784, 333921), (1029, 254416), (1176, 222614), (1372, 190812), (2058, 127208), (2352, 111307), (2744, 95406), (4116, 63604), (5488, 47703), (8232, 31802), (15901, 16464)]