261538032

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 799948800

約数和(自身を除く): 538410768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 79, 84, 112, 118, 158, 167, 168, 177, 236, 237, 316, 334, 336, 354, 413, 472, 474, 501, 553, 632, 668, 708, 826, 944, 948, 1002, 1106, 1169, 1239, 1264, 1336, 1416, 1652, 1659, 1896, 2004, 2212, 2338, 2478, 2672, 2832, 3304, 3318, 3507, 3792, 4008, 4424, 4661, 4676, 4956, 6608, 6636, 7014, 8016, 8848, 9322, 9352, 9853, 9912, 13193, 13272, 13983, 14028, 18644, 18704, 19706, 19824, 26386, 26544, 27966, 28056, 29559, 32627, 37288, 39412, 39579, 52772, 55932, 56112, 59118, 65254, 68971, 74576, 78824, 79158, 92351, 97881, 105544, 111864, 118236, 130508, 137942, 157648, 158316, 184702, 195762, 206913, 211088, 223728, 236472, 261016, 275884, 277053, 316632, 369404, 391524, 413826, 472944, 522032, 551768, 554106, 633264, 738808, 778387, 783048, 827652, 1103536, 1108212, 1477616, 1556774, 1566096, 1655304, 2216424, 2335161, 3113548, 3310608, 4432848, 4670322, 5448709, 6227096, 9340644, 10897418, 12454192, 16346127, 18681288, 21794836, 32692254, 37362576, 43589672, 65384508, 87179344, 130769016, 261538032]

約数ペア:

[(1, 261538032), (2, 130769016), (3, 87179344), (4, 65384508), (6, 43589672), (7, 37362576), (8, 32692254), (12, 21794836), (14, 18681288), (16, 16346127), (21, 12454192), (24, 10897418), (28, 9340644), (42, 6227096), (48, 5448709), (56, 4670322), (59, 4432848), (79, 3310608), (84, 3113548), (112, 2335161), (118, 2216424), (158, 1655304), (167, 1566096), (168, 1556774), (177, 1477616), (236, 1108212), (237, 1103536), (316, 827652), (334, 783048), (336, 778387), (354, 738808), (413, 633264), (472, 554106), (474, 551768), (501, 522032), (553, 472944), (632, 413826), (668, 391524), (708, 369404), (826, 316632), (944, 277053), (948, 275884), (1002, 261016), (1106, 236472), (1169, 223728), (1239, 211088), (1264, 206913), (1336, 195762), (1416, 184702), (1652, 158316), (1659, 157648), (1896, 137942), (2004, 130508), (2212, 118236), (2338, 111864), (2478, 105544), (2672, 97881), (2832, 92351), (3304, 79158), (3318, 78824), (3507, 74576), (3792, 68971), (4008, 65254), (4424, 59118), (4661, 56112), (4676, 55932), (4956, 52772), (6608, 39579), (6636, 39412), (7014, 37288), (8016, 32627), (8848, 29559), (9322, 28056), (9352, 27966), (9853, 26544), (9912, 26386), (13193, 19824), (13272, 19706), (13983, 18704), (14028, 18644)]