128740048

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 287928000

約数和(自身を除く): 159187952

約数列:

[1, 2, 4, 8, 16, 17, 19, 29, 34, 38, 58, 68, 76, 116, 136, 152, 232, 272, 304, 323, 464, 493, 551, 646, 859, 986, 1102, 1292, 1718, 1972, 2204, 2584, 3436, 3944, 4408, 5168, 6872, 7888, 8816, 9367, 13744, 14603, 16321, 18734, 24911, 29206, 32642, 37468, 49822, 58412, 65284, 74936, 99644, 116824, 130568, 149872, 199288, 233648, 261136, 277457, 398576, 423487, 473309, 554914, 846974, 946618, 1109828, 1693948, 1893236, 2219656, 3387896, 3786472, 4439312, 6775792, 7572944, 8046253, 16092506, 32185012, 64370024, 128740048]

約数ペア:

[(1, 128740048), (2, 64370024), (4, 32185012), (8, 16092506), (16, 8046253), (17, 7572944), (19, 6775792), (29, 4439312), (34, 3786472), (38, 3387896), (58, 2219656), (68, 1893236), (76, 1693948), (116, 1109828), (136, 946618), (152, 846974), (232, 554914), (272, 473309), (304, 423487), (323, 398576), (464, 277457), (493, 261136), (551, 233648), (646, 199288), (859, 149872), (986, 130568), (1102, 116824), (1292, 99644), (1718, 74936), (1972, 65284), (2204, 58412), (2584, 49822), (3436, 37468), (3944, 32642), (4408, 29206), (5168, 24911), (6872, 18734), (7888, 16321), (8816, 14603), (9367, 13744)]