161653520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15193}}^1$

素因数の和:15232

約数の個数: 80

約数和(自身を含む): 452173440

約数和(自身を除く): 290519920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 15193, 30386, 60772, 75965, 106351, 121544, 151930, 212702, 243088, 288667, 303860, 425404, 531755, 577334, 607720, 850808, 1063510, 1154668, 1215440, 1443335, 1701616, 2020669, 2127020, 2309336, 2886670, 4041338, 4254040, 4618672, 5773340, 8082676, 8508080, 10103345, 11546680, 16165352, 20206690, 23093360, 32330704, 40413380, 80826760, 161653520]

約数ペア:

[(1, 161653520), (2, 80826760), (4, 40413380), (5, 32330704), (7, 23093360), (8, 20206690), (10, 16165352), (14, 11546680), (16, 10103345), (19, 8508080), (20, 8082676), (28, 5773340), (35, 4618672), (38, 4254040), (40, 4041338), (56, 2886670), (70, 2309336), (76, 2127020), (80, 2020669), (95, 1701616), (112, 1443335), (133, 1215440), (140, 1154668), (152, 1063510), (190, 850808), (266, 607720), (280, 577334), (304, 531755), (380, 425404), (532, 303860), (560, 288667), (665, 243088), (760, 212702), (1064, 151930), (1330, 121544), (1520, 106351), (2128, 75965), (2660, 60772), (5320, 30386), (10640, 15193)]