291961264

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 732810240

約数和(自身を除く): 440848976

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 59, 68, 92, 112, 113, 118, 119, 136, 161, 184, 226, 236, 238, 272, 322, 368, 391, 413, 452, 472, 476, 644, 782, 791, 826, 904, 944, 952, 1003, 1288, 1357, 1564, 1582, 1652, 1808, 1904, 1921, 2006, 2576, 2599, 2714, 2737, 3128, 3164, 3304, 3842, 4012, 5198, 5428, 5474, 6256, 6328, 6608, 6667, 7021, 7684, 8024, 9499, 10396, 10856, 10948, 12656, 13334, 13447, 14042, 15368, 16048, 18193, 18998, 20792, 21712, 21896, 23069, 26668, 26894, 28084, 30736, 36386, 37996, 41584, 43792, 44183, 46138, 46669, 53336, 53788, 56168, 72772, 75992, 88366, 92276, 93338, 106672, 107576, 112336, 113339, 145544, 151984, 153341, 161483, 176732, 184552, 186676, 215152, 226678, 291088, 306682, 309281, 322966, 353464, 369104, 373352, 453356, 613364, 618562, 645932, 706928, 746704, 793373, 906712, 1073387, 1226728, 1237124, 1291864, 1586746, 1813424, 2146774, 2453456, 2474248, 2583728, 2606797, 3173492, 4293548, 4948496, 5213594, 6346984, 8587096, 10427188, 12693968, 17174192, 18247579, 20854376, 36495158, 41708752, 72990316, 145980632, 291961264]

約数ペア:

[(1, 291961264), (2, 145980632), (4, 72990316), (7, 41708752), (8, 36495158), (14, 20854376), (16, 18247579), (17, 17174192), (23, 12693968), (28, 10427188), (34, 8587096), (46, 6346984), (56, 5213594), (59, 4948496), (68, 4293548), (92, 3173492), (112, 2606797), (113, 2583728), (118, 2474248), (119, 2453456), (136, 2146774), (161, 1813424), (184, 1586746), (226, 1291864), (236, 1237124), (238, 1226728), (272, 1073387), (322, 906712), (368, 793373), (391, 746704), (413, 706928), (452, 645932), (472, 618562), (476, 613364), (644, 453356), (782, 373352), (791, 369104), (826, 353464), (904, 322966), (944, 309281), (952, 306682), (1003, 291088), (1288, 226678), (1357, 215152), (1564, 186676), (1582, 184552), (1652, 176732), (1808, 161483), (1904, 153341), (1921, 151984), (2006, 145544), (2576, 113339), (2599, 112336), (2714, 107576), (2737, 106672), (3128, 93338), (3164, 92276), (3304, 88366), (3842, 75992), (4012, 72772), (5198, 56168), (5428, 53788), (5474, 53336), (6256, 46669), (6328, 46138), (6608, 44183), (6667, 43792), (7021, 41584), (7684, 37996), (8024, 36386), (9499, 30736), (10396, 28084), (10856, 26894), (10948, 26668), (12656, 23069), (13334, 21896), (13447, 21712), (14042, 20792), (15368, 18998), (16048, 18193)]