69081180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23497}}^1$

素因数の和:23523

約数の個数: 72

約数和(自身を含む): 225016848

約数和(自身を除く): 155935668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 23497, 46994, 70491, 93988, 117485, 140982, 164479, 234970, 281964, 328958, 352455, 469940, 493437, 657916, 704910, 822395, 986874, 1151353, 1409820, 1644790, 1973748, 2302706, 2467185, 3289580, 3454059, 4605412, 4934370, 5756765, 6908118, 9868740, 11513530, 13816236, 17270295, 23027060, 34540590, 69081180]

約数ペア:

[(1, 69081180), (2, 34540590), (3, 23027060), (4, 17270295), (5, 13816236), (6, 11513530), (7, 9868740), (10, 6908118), (12, 5756765), (14, 4934370), (15, 4605412), (20, 3454059), (21, 3289580), (28, 2467185), (30, 2302706), (35, 1973748), (42, 1644790), (49, 1409820), (60, 1151353), (70, 986874), (84, 822395), (98, 704910), (105, 657916), (140, 493437), (147, 469940), (196, 352455), (210, 328958), (245, 281964), (294, 234970), (420, 164479), (490, 140982), (588, 117485), (735, 93988), (980, 70491), (1470, 46994), (2940, 23497)]