9721740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 31610880

約数和(自身を除く): 21889140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 293, 316, 395, 420, 474, 553, 586, 790, 879, 948, 1106, 1172, 1185, 1465, 1580, 1659, 1758, 2051, 2212, 2370, 2765, 2930, 3318, 3516, 4102, 4395, 4740, 5530, 5860, 6153, 6636, 8204, 8295, 8790, 10255, 11060, 12306, 16590, 17580, 20510, 23147, 24612, 30765, 33180, 41020, 46294, 61530, 69441, 92588, 115735, 123060, 138882, 162029, 231470, 277764, 324058, 347205, 462940, 486087, 648116, 694410, 810145, 972174, 1388820, 1620290, 1944348, 2430435, 3240580, 4860870, 9721740]

約数ペア:

[(1, 9721740), (2, 4860870), (3, 3240580), (4, 2430435), (5, 1944348), (6, 1620290), (7, 1388820), (10, 972174), (12, 810145), (14, 694410), (15, 648116), (20, 486087), (21, 462940), (28, 347205), (30, 324058), (35, 277764), (42, 231470), (60, 162029), (70, 138882), (79, 123060), (84, 115735), (105, 92588), (140, 69441), (158, 61530), (210, 46294), (237, 41020), (293, 33180), (316, 30765), (395, 24612), (420, 23147), (474, 20510), (553, 17580), (586, 16590), (790, 12306), (879, 11060), (948, 10255), (1106, 8790), (1172, 8295), (1185, 8204), (1465, 6636), (1580, 6153), (1659, 5860), (1758, 5530), (2051, 4740), (2212, 4395), (2370, 4102), (2765, 3516), (2930, 3318)]