47991680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 128

約数和(自身を含む): 132852960

約数和(自身を除く): 84861280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 401, 440, 544, 640, 680, 704, 748, 802, 880, 935, 1088, 1360, 1408, 1496, 1604, 1760, 1870, 2005, 2176, 2720, 2992, 3208, 3520, 3740, 4010, 4411, 5440, 5984, 6416, 6817, 7040, 7480, 8020, 8822, 10880, 11968, 12832, 13634, 14960, 16040, 17644, 22055, 23936, 25664, 27268, 29920, 32080, 34085, 35288, 44110, 51328, 54536, 59840, 64160, 68170, 70576, 74987, 88220, 109072, 119680, 128320, 136340, 141152, 149974, 176440, 218144, 256640, 272680, 282304, 299948, 352880, 374935, 436288, 545360, 564608, 599896, 705760, 749870, 872576, 1090720, 1199792, 1411520, 1499740, 2181440, 2399584, 2823040, 2999480, 4362880, 4799168, 5998960, 9598336, 11997920, 23995840, 47991680]

約数ペア:

[(1, 47991680), (2, 23995840), (4, 11997920), (5, 9598336), (8, 5998960), (10, 4799168), (11, 4362880), (16, 2999480), (17, 2823040), (20, 2399584), (22, 2181440), (32, 1499740), (34, 1411520), (40, 1199792), (44, 1090720), (55, 872576), (64, 749870), (68, 705760), (80, 599896), (85, 564608), (88, 545360), (110, 436288), (128, 374935), (136, 352880), (160, 299948), (170, 282304), (176, 272680), (187, 256640), (220, 218144), (272, 176440), (320, 149974), (340, 141152), (352, 136340), (374, 128320), (401, 119680), (440, 109072), (544, 88220), (640, 74987), (680, 70576), (704, 68170), (748, 64160), (802, 59840), (880, 54536), (935, 51328), (1088, 44110), (1360, 35288), (1408, 34085), (1496, 32080), (1604, 29920), (1760, 27268), (1870, 25664), (2005, 23936), (2176, 22055), (2720, 17644), (2992, 16040), (3208, 14960), (3520, 13634), (3740, 12832), (4010, 11968), (4411, 10880), (5440, 8822), (5984, 8020), (6416, 7480), (6817, 7040)]