261783648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{129853}}^1$

素因数の和:129876

約数の個数: 72

約数和(自身を含む): 850803408

約数和(自身を除く): 589019760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 129853, 259706, 389559, 519412, 779118, 908971, 1038824, 1168677, 1558236, 1817942, 2077648, 2337354, 2726913, 3116472, 3635884, 4155296, 4674708, 5453826, 6232944, 7271768, 8180739, 9349416, 10907652, 12465888, 14543536, 16361478, 18698832, 21815304, 29087072, 32722956, 37397664, 43630608, 65445912, 87261216, 130891824, 261783648]

約数ペア:

[(1, 261783648), (2, 130891824), (3, 87261216), (4, 65445912), (6, 43630608), (7, 37397664), (8, 32722956), (9, 29087072), (12, 21815304), (14, 18698832), (16, 16361478), (18, 14543536), (21, 12465888), (24, 10907652), (28, 9349416), (32, 8180739), (36, 7271768), (42, 6232944), (48, 5453826), (56, 4674708), (63, 4155296), (72, 3635884), (84, 3116472), (96, 2726913), (112, 2337354), (126, 2077648), (144, 1817942), (168, 1558236), (224, 1168677), (252, 1038824), (288, 908971), (336, 779118), (504, 519412), (672, 389559), (1008, 259706), (2016, 129853)]