217720164

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 551649280

約数和(自身を除く): 333929116

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 103, 114, 127, 146, 206, 219, 228, 254, 292, 309, 381, 412, 438, 508, 618, 762, 876, 1236, 1387, 1524, 1957, 2413, 2774, 3914, 4161, 4826, 5548, 5871, 7239, 7519, 7828, 8322, 9271, 9652, 11742, 13081, 14478, 15038, 16644, 18542, 22557, 23484, 26162, 27813, 28956, 30076, 37084, 39243, 45114, 52324, 55626, 78486, 90228, 111252, 142861, 156972, 176149, 248539, 285722, 352298, 428583, 497078, 528447, 571444, 704596, 745617, 857166, 954913, 994156, 1056894, 1491234, 1714332, 1909826, 2113788, 2864739, 2982468, 3819652, 5729478, 11458956, 18143347, 36286694, 54430041, 72573388, 108860082, 217720164]

約数ペア:

[(1, 217720164), (2, 108860082), (3, 72573388), (4, 54430041), (6, 36286694), (12, 18143347), (19, 11458956), (38, 5729478), (57, 3819652), (73, 2982468), (76, 2864739), (103, 2113788), (114, 1909826), (127, 1714332), (146, 1491234), (206, 1056894), (219, 994156), (228, 954913), (254, 857166), (292, 745617), (309, 704596), (381, 571444), (412, 528447), (438, 497078), (508, 428583), (618, 352298), (762, 285722), (876, 248539), (1236, 176149), (1387, 156972), (1524, 142861), (1957, 111252), (2413, 90228), (2774, 78486), (3914, 55626), (4161, 52324), (4826, 45114), (5548, 39243), (5871, 37084), (7239, 30076), (7519, 28956), (7828, 27813), (8322, 26162), (9271, 23484), (9652, 22557), (11742, 18542), (13081, 16644), (14478, 15038)]