217655216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 467970048

約数和(自身を除く): 250314832

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 83, 124, 136, 166, 248, 272, 311, 332, 496, 527, 622, 664, 1054, 1244, 1328, 1411, 2108, 2488, 2573, 2822, 4216, 4976, 5146, 5287, 5644, 8432, 9641, 10292, 10574, 11288, 19282, 20584, 21148, 22576, 25813, 38564, 41168, 42296, 43741, 51626, 77128, 84592, 87482, 103252, 154256, 163897, 174964, 206504, 327794, 349928, 413008, 438821, 655588, 699856, 800203, 877642, 1311176, 1600406, 1755284, 2622352, 3200812, 3510568, 6401624, 7021136, 12803248, 13603451, 27206902, 54413804, 108827608, 217655216]

約数ペア:

[(1, 217655216), (2, 108827608), (4, 54413804), (8, 27206902), (16, 13603451), (17, 12803248), (31, 7021136), (34, 6401624), (62, 3510568), (68, 3200812), (83, 2622352), (124, 1755284), (136, 1600406), (166, 1311176), (248, 877642), (272, 800203), (311, 699856), (332, 655588), (496, 438821), (527, 413008), (622, 349928), (664, 327794), (1054, 206504), (1244, 174964), (1328, 163897), (1411, 154256), (2108, 103252), (2488, 87482), (2573, 84592), (2822, 77128), (4216, 51626), (4976, 43741), (5146, 42296), (5287, 41168), (5644, 38564), (8432, 25813), (9641, 22576), (10292, 21148), (10574, 20584), (11288, 19282)]