2015138866888

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{3167}}^1$

素因数の和:3935

約数の個数: 128

約数和(自身を含む): 4383521556480

約数和(自身を除く): 2368382689592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 197, 274, 394, 421, 548, 788, 842, 959, 1096, 1379, 1576, 1684, 1918, 2758, 2947, 3167, 3368, 3836, 5516, 5894, 6334, 7672, 11032, 11788, 12668, 22169, 23576, 25336, 26989, 44338, 53978, 57677, 82937, 88676, 107956, 115354, 165874, 177352, 188923, 215912, 230708, 331748, 377846, 403739, 433879, 461416, 580559, 623899, 663496, 755692, 807478, 867758, 1161118, 1247798, 1333307, 1511384, 1614956, 1735516, 2322236, 2495596, 2666614, 3037153, 3229912, 3471032, 4367293, 4644472, 4991192, 5333228, 6074306, 8734586, 9333149, 10666456, 11362369, 12148612, 17469172, 18666298, 22724738, 24297224, 34938344, 37332596, 45449476, 74665192, 79536583, 85474163, 90898952, 159073166, 170948326, 182663059, 262661479, 318146332, 341896652, 365326118, 525322958, 598319141, 636292664, 683793304, 730652236, 1050645916, 1196638282, 1278641413, 1461304472, 1838630353, 2101291832, 2393276564, 2557282826, 3677260706, 4786553128, 5114565652, 7354521412, 10229131304, 14709042824, 35984622623, 71969245246, 143938490492, 251892358361, 287876980984, 503784716722, 1007569433444, 2015138866888]

約数ペア:

[(1, 2015138866888), (2, 1007569433444), (4, 503784716722), (7, 287876980984), (8, 251892358361), (14, 143938490492), (28, 71969245246), (56, 35984622623), (137, 14709042824), (197, 10229131304), (274, 7354521412), (394, 5114565652), (421, 4786553128), (548, 3677260706), (788, 2557282826), (842, 2393276564), (959, 2101291832), (1096, 1838630353), (1379, 1461304472), (1576, 1278641413), (1684, 1196638282), (1918, 1050645916), (2758, 730652236), (2947, 683793304), (3167, 636292664), (3368, 598319141), (3836, 525322958), (5516, 365326118), (5894, 341896652), (6334, 318146332), (7672, 262661479), (11032, 182663059), (11788, 170948326), (12668, 159073166), (22169, 90898952), (23576, 85474163), (25336, 79536583), (26989, 74665192), (44338, 45449476), (53978, 37332596), (57677, 34938344), (82937, 24297224), (88676, 22724738), (107956, 18666298), (115354, 17469172), (165874, 12148612), (177352, 11362369), (188923, 10666456), (215912, 9333149), (230708, 8734586), (331748, 6074306), (377846, 5333228), (403739, 4991192), (433879, 4644472), (461416, 4367293), (580559, 3471032), (623899, 3229912), (663496, 3037153), (755692, 2666614), (807478, 2495596), (867758, 2322236), (1161118, 1735516), (1247798, 1614956), (1333307, 1511384)]