171741920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 496419840

約数和(自身を除く): 324677920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 59, 70, 80, 92, 112, 113, 115, 118, 140, 160, 161, 184, 224, 226, 230, 236, 280, 295, 322, 368, 413, 452, 460, 472, 560, 565, 590, 644, 736, 791, 805, 826, 904, 920, 944, 1120, 1130, 1180, 1288, 1357, 1582, 1610, 1652, 1808, 1840, 1888, 2065, 2260, 2360, 2576, 2599, 2714, 3164, 3220, 3304, 3616, 3680, 3955, 4130, 4520, 4720, 5152, 5198, 5428, 6328, 6440, 6608, 6667, 6785, 7910, 8260, 9040, 9440, 9499, 10396, 10856, 12656, 12880, 12995, 13216, 13334, 13570, 15820, 16520, 18080, 18193, 18998, 20792, 21712, 25312, 25760, 25990, 26668, 27140, 31640, 33040, 33335, 36386, 37996, 41584, 43424, 46669, 47495, 51980, 53336, 54280, 63280, 66080, 66670, 72772, 75992, 83168, 90965, 93338, 94990, 103960, 106672, 108560, 126560, 133340, 145544, 151984, 153341, 181930, 186676, 189980, 207920, 213344, 217120, 233345, 266680, 291088, 303968, 306682, 363860, 373352, 379960, 415840, 466690, 533360, 582176, 613364, 727720, 746704, 759920, 766705, 933380, 1066720, 1073387, 1226728, 1455440, 1493408, 1519840, 1533410, 1866760, 2146774, 2453456, 2910880, 3066820, 3733520, 4293548, 4906912, 5366935, 6133640, 7467040, 8587096, 10733870, 12267280, 17174192, 21467740, 24534560, 34348384, 42935480, 85870960, 171741920]

約数ペア:

[(1, 171741920), (2, 85870960), (4, 42935480), (5, 34348384), (7, 24534560), (8, 21467740), (10, 17174192), (14, 12267280), (16, 10733870), (20, 8587096), (23, 7467040), (28, 6133640), (32, 5366935), (35, 4906912), (40, 4293548), (46, 3733520), (56, 3066820), (59, 2910880), (70, 2453456), (80, 2146774), (92, 1866760), (112, 1533410), (113, 1519840), (115, 1493408), (118, 1455440), (140, 1226728), (160, 1073387), (161, 1066720), (184, 933380), (224, 766705), (226, 759920), (230, 746704), (236, 727720), (280, 613364), (295, 582176), (322, 533360), (368, 466690), (413, 415840), (452, 379960), (460, 373352), (472, 363860), (560, 306682), (565, 303968), (590, 291088), (644, 266680), (736, 233345), (791, 217120), (805, 213344), (826, 207920), (904, 189980), (920, 186676), (944, 181930), (1120, 153341), (1130, 151984), (1180, 145544), (1288, 133340), (1357, 126560), (1582, 108560), (1610, 106672), (1652, 103960), (1808, 94990), (1840, 93338), (1888, 90965), (2065, 83168), (2260, 75992), (2360, 72772), (2576, 66670), (2599, 66080), (2714, 63280), (3164, 54280), (3220, 53336), (3304, 51980), (3616, 47495), (3680, 46669), (3955, 43424), (4130, 41584), (4520, 37996), (4720, 36386), (5152, 33335), (5198, 33040), (5428, 31640), (6328, 27140), (6440, 26668), (6608, 25990), (6667, 25760), (6785, 25312), (7910, 21712), (8260, 20792), (9040, 18998), (9440, 18193), (9499, 18080), (10396, 16520), (10856, 15820), (12656, 13570), (12880, 13334), (12995, 13216)]