1497681920

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 208

約数和(自身を含む): 4252505088

約数和(自身を除く): 2754823168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 337, 434, 448, 496, 512, 560, 620, 640, 674, 868, 896, 992, 1024, 1085, 1120, 1240, 1280, 1348, 1685, 1736, 1792, 1984, 2048, 2170, 2240, 2359, 2480, 2560, 2696, 3370, 3472, 3584, 3968, 4096, 4340, 4480, 4718, 4960, 5120, 5392, 6740, 6944, 7168, 7936, 8680, 8960, 9436, 9920, 10240, 10447, 10784, 11795, 13480, 13888, 14336, 15872, 17360, 17920, 18872, 19840, 20480, 20894, 21568, 23590, 26960, 27776, 28672, 31744, 34720, 35840, 37744, 39680, 41788, 43136, 47180, 52235, 53920, 55552, 63488, 69440, 71680, 73129, 75488, 79360, 83576, 86272, 94360, 104470, 107840, 111104, 126976, 138880, 143360, 146258, 150976, 158720, 167152, 172544, 188720, 208940, 215680, 222208, 277760, 292516, 301952, 317440, 334304, 345088, 365645, 377440, 417880, 431360, 444416, 555520, 585032, 603904, 634880, 668608, 690176, 731290, 754880, 835760, 862720, 888832, 1111040, 1170064, 1207808, 1337216, 1380352, 1462580, 1509760, 1671520, 1725440, 2222080, 2340128, 2415616, 2674432, 2925160, 3019520, 3343040, 3450880, 4444160, 4680256, 4831232, 5348864, 5850320, 6039040, 6686080, 6901760, 9360512, 9662464, 10697728, 11700640, 12078080, 13372160, 18721024, 21395456, 23401280, 24156160, 26744320, 37442048, 42790912, 46802560, 48312320, 53488640, 74884096, 93605120, 106977280, 149768192, 187210240, 213954560, 299536384, 374420480, 748840960, 1497681920]

約数ペア:

[(1, 1497681920), (2, 748840960), (4, 374420480), (5, 299536384), (7, 213954560), (8, 187210240), (10, 149768192), (14, 106977280), (16, 93605120), (20, 74884096), (28, 53488640), (31, 48312320), (32, 46802560), (35, 42790912), (40, 37442048), (56, 26744320), (62, 24156160), (64, 23401280), (70, 21395456), (80, 18721024), (112, 13372160), (124, 12078080), (128, 11700640), (140, 10697728), (155, 9662464), (160, 9360512), (217, 6901760), (224, 6686080), (248, 6039040), (256, 5850320), (280, 5348864), (310, 4831232), (320, 4680256), (337, 4444160), (434, 3450880), (448, 3343040), (496, 3019520), (512, 2925160), (560, 2674432), (620, 2415616), (640, 2340128), (674, 2222080), (868, 1725440), (896, 1671520), (992, 1509760), (1024, 1462580), (1085, 1380352), (1120, 1337216), (1240, 1207808), (1280, 1170064), (1348, 1111040), (1685, 888832), (1736, 862720), (1792, 835760), (1984, 754880), (2048, 731290), (2170, 690176), (2240, 668608), (2359, 634880), (2480, 603904), (2560, 585032), (2696, 555520), (3370, 444416), (3472, 431360), (3584, 417880), (3968, 377440), (4096, 365645), (4340, 345088), (4480, 334304), (4718, 317440), (4960, 301952), (5120, 292516), (5392, 277760), (6740, 222208), (6944, 215680), (7168, 208940), (7936, 188720), (8680, 172544), (8960, 167152), (9436, 158720), (9920, 150976), (10240, 146258), (10447, 143360), (10784, 138880), (11795, 126976), (13480, 111104), (13888, 107840), (14336, 104470), (15872, 94360), (17360, 86272), (17920, 83576), (18872, 79360), (19840, 75488), (20480, 73129), (20894, 71680), (21568, 69440), (23590, 63488), (26960, 55552), (27776, 53920), (28672, 52235), (31744, 47180), (34720, 43136), (35840, 41788), (37744, 39680)]