261881136

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5701}}^1$

素因数の和:5755

約数の個数: 120

約数和(自身を含む): 827246160

約数和(自身を除く): 565365024

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 44, 48, 58, 66, 72, 87, 88, 99, 116, 132, 144, 174, 176, 198, 232, 261, 264, 319, 348, 396, 464, 522, 528, 638, 696, 792, 957, 1044, 1276, 1392, 1584, 1914, 2088, 2552, 2871, 3828, 4176, 5104, 5701, 5742, 7656, 11402, 11484, 15312, 17103, 22804, 22968, 34206, 45608, 45936, 51309, 62711, 68412, 91216, 102618, 125422, 136824, 165329, 188133, 205236, 250844, 273648, 330658, 376266, 410472, 495987, 501688, 564399, 661316, 752532, 820944, 991974, 1003376, 1128798, 1322632, 1487961, 1505064, 1818619, 1983948, 2257596, 2645264, 2975922, 3010128, 3637238, 3967896, 4515192, 5455857, 5951844, 7274476, 7935792, 9030384, 10911714, 11903688, 14548952, 16367571, 21823428, 23807376, 29097904, 32735142, 43646856, 65470284, 87293712, 130940568, 261881136]

約数ペア:

[(1, 261881136), (2, 130940568), (3, 87293712), (4, 65470284), (6, 43646856), (8, 32735142), (9, 29097904), (11, 23807376), (12, 21823428), (16, 16367571), (18, 14548952), (22, 11903688), (24, 10911714), (29, 9030384), (33, 7935792), (36, 7274476), (44, 5951844), (48, 5455857), (58, 4515192), (66, 3967896), (72, 3637238), (87, 3010128), (88, 2975922), (99, 2645264), (116, 2257596), (132, 1983948), (144, 1818619), (174, 1505064), (176, 1487961), (198, 1322632), (232, 1128798), (261, 1003376), (264, 991974), (319, 820944), (348, 752532), (396, 661316), (464, 564399), (522, 501688), (528, 495987), (638, 410472), (696, 376266), (792, 330658), (957, 273648), (1044, 250844), (1276, 205236), (1392, 188133), (1584, 165329), (1914, 136824), (2088, 125422), (2552, 102618), (2871, 91216), (3828, 68412), (4176, 62711), (5104, 51309), (5701, 45936), (5742, 45608), (7656, 34206), (11402, 22968), (11484, 22804), (15312, 17103)]