21980991456

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{373}}^1\times {\mathrm{2803}}^1$

素因数の和:3265

約数の個数: 144

約数和(自身を含む): 63557269776

約数和(自身を除く): 41576278320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 373, 438, 584, 657, 746, 876, 1119, 1168, 1314, 1492, 1752, 2238, 2336, 2628, 2803, 2984, 3357, 3504, 4476, 5256, 5606, 5968, 6714, 7008, 8409, 8952, 10512, 11212, 11936, 13428, 16818, 17904, 21024, 22424, 25227, 26856, 27229, 33636, 35808, 44848, 50454, 53712, 54458, 67272, 81687, 89696, 100908, 107424, 108916, 134544, 163374, 201816, 204619, 217832, 245061, 269088, 326748, 403632, 409238, 435664, 490122, 613857, 653496, 807264, 818476, 871328, 980244, 1045519, 1227714, 1306992, 1636952, 1841571, 1960488, 2091038, 2455428, 2613984, 3136557, 3273904, 3683142, 3920976, 4182076, 4910856, 6273114, 6547808, 7366284, 7841952, 8364152, 9409671, 9821712, 12546228, 14732568, 16728304, 18819342, 19643424, 25092456, 29465136, 33456608, 37638684, 50184912, 58930272, 75277368, 76322887, 100369824, 150554736, 152645774, 228968661, 301109472, 305291548, 457937322, 610583096, 686905983, 915874644, 1221166192, 1373811966, 1831749288, 2442332384, 2747623932, 3663498576, 5495247864, 7326997152, 10990495728, 21980991456]

約数ペア:

[(1, 21980991456), (2, 10990495728), (3, 7326997152), (4, 5495247864), (6, 3663498576), (8, 2747623932), (9, 2442332384), (12, 1831749288), (16, 1373811966), (18, 1221166192), (24, 915874644), (32, 686905983), (36, 610583096), (48, 457937322), (72, 305291548), (73, 301109472), (96, 228968661), (144, 152645774), (146, 150554736), (219, 100369824), (288, 76322887), (292, 75277368), (373, 58930272), (438, 50184912), (584, 37638684), (657, 33456608), (746, 29465136), (876, 25092456), (1119, 19643424), (1168, 18819342), (1314, 16728304), (1492, 14732568), (1752, 12546228), (2238, 9821712), (2336, 9409671), (2628, 8364152), (2803, 7841952), (2984, 7366284), (3357, 6547808), (3504, 6273114), (4476, 4910856), (5256, 4182076), (5606, 3920976), (5968, 3683142), (6714, 3273904), (7008, 3136557), (8409, 2613984), (8952, 2455428), (10512, 2091038), (11212, 1960488), (11936, 1841571), (13428, 1636952), (16818, 1306992), (17904, 1227714), (21024, 1045519), (22424, 980244), (25227, 871328), (26856, 818476), (27229, 807264), (33636, 653496), (35808, 613857), (44848, 490122), (50454, 435664), (53712, 409238), (54458, 403632), (67272, 326748), (81687, 269088), (89696, 245061), (100908, 217832), (107424, 204619), (108916, 201816), (134544, 163374)]