139830320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{35671}}^1$

素因数の和:35698

約数の個数: 60

約数和(自身を含む): 378194544

約数和(自身を除く): 238364224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 35671, 71342, 142684, 178355, 249697, 285368, 356710, 499394, 570736, 713420, 998788, 1248485, 1426840, 1747879, 1997576, 2496970, 2853680, 3495758, 3995152, 4993940, 6991516, 8739395, 9987880, 13983032, 17478790, 19975760, 27966064, 34957580, 69915160, 139830320]

約数ペア:

[(1, 139830320), (2, 69915160), (4, 34957580), (5, 27966064), (7, 19975760), (8, 17478790), (10, 13983032), (14, 9987880), (16, 8739395), (20, 6991516), (28, 4993940), (35, 3995152), (40, 3495758), (49, 2853680), (56, 2496970), (70, 1997576), (80, 1747879), (98, 1426840), (112, 1248485), (140, 998788), (196, 713420), (245, 570736), (280, 499394), (392, 356710), (490, 285368), (560, 249697), (784, 178355), (980, 142684), (1960, 71342), (3920, 35671)]