247251536

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 160

約数和(自身を含む): 617103360

約数和(自身を除く): 369851824

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 59, 62, 68, 71, 112, 118, 119, 124, 136, 142, 217, 236, 238, 248, 272, 284, 413, 434, 472, 476, 496, 497, 527, 568, 826, 868, 944, 952, 994, 1003, 1054, 1136, 1207, 1652, 1736, 1829, 1904, 1988, 2006, 2108, 2201, 2414, 3304, 3472, 3658, 3689, 3976, 4012, 4189, 4216, 4402, 4828, 6608, 7021, 7316, 7378, 7952, 8024, 8378, 8432, 8449, 8804, 9656, 12803, 14042, 14632, 14756, 15407, 16048, 16756, 16898, 17608, 19312, 25606, 28084, 29264, 29323, 29512, 30814, 31093, 33512, 33796, 35216, 37417, 51212, 56168, 58646, 59024, 61628, 62186, 67024, 67592, 71213, 74834, 102424, 112336, 117292, 123256, 124372, 129859, 135184, 142426, 149668, 204848, 217651, 234584, 246512, 248744, 259718, 261919, 284852, 299336, 435302, 469168, 497488, 498491, 519436, 523838, 569704, 598672, 870604, 909013, 996982, 1038872, 1047676, 1139408, 1741208, 1818026, 1993964, 2077744, 2095352, 2207603, 3482416, 3636052, 3987928, 4190704, 4415206, 7272104, 7975856, 8830412, 14544208, 15453221, 17660824, 30906442, 35321648, 61812884, 123625768, 247251536]

約数ペア:

[(1, 247251536), (2, 123625768), (4, 61812884), (7, 35321648), (8, 30906442), (14, 17660824), (16, 15453221), (17, 14544208), (28, 8830412), (31, 7975856), (34, 7272104), (56, 4415206), (59, 4190704), (62, 3987928), (68, 3636052), (71, 3482416), (112, 2207603), (118, 2095352), (119, 2077744), (124, 1993964), (136, 1818026), (142, 1741208), (217, 1139408), (236, 1047676), (238, 1038872), (248, 996982), (272, 909013), (284, 870604), (413, 598672), (434, 569704), (472, 523838), (476, 519436), (496, 498491), (497, 497488), (527, 469168), (568, 435302), (826, 299336), (868, 284852), (944, 261919), (952, 259718), (994, 248744), (1003, 246512), (1054, 234584), (1136, 217651), (1207, 204848), (1652, 149668), (1736, 142426), (1829, 135184), (1904, 129859), (1988, 124372), (2006, 123256), (2108, 117292), (2201, 112336), (2414, 102424), (3304, 74834), (3472, 71213), (3658, 67592), (3689, 67024), (3976, 62186), (4012, 61628), (4189, 59024), (4216, 58646), (4402, 56168), (4828, 51212), (6608, 37417), (7021, 35216), (7316, 33796), (7378, 33512), (7952, 31093), (8024, 30814), (8378, 29512), (8432, 29323), (8449, 29264), (8804, 28084), (9656, 25606), (12803, 19312), (14042, 17608), (14632, 16898), (14756, 16756), (15407, 16048)]