86863280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22159}}^1$

素因数の和:22186

約数の個数: 60

約数和(自身を含む): 234940320

約数和(自身を除く): 148077040

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, 22159, 44318, 88636, 110795, 155113, 177272, 221590, 310226, 354544, 443180, 620452, 775565, 886360, 1085791, 1240904, 1551130, 1772720, 2171582, 2481808, 3102260, 4343164, 5428955, 6204520, 8686328, 10857910, 12409040, 17372656, 21715820, 43431640, 86863280]

約数ペア:

[(1, 86863280), (2, 43431640), (4, 21715820), (5, 17372656), (7, 12409040), (8, 10857910), (10, 8686328), (14, 6204520), (16, 5428955), (20, 4343164), (28, 3102260), (35, 2481808), (40, 2171582), (49, 1772720), (56, 1551130), (70, 1240904), (80, 1085791), (98, 886360), (112, 775565), (140, 620452), (196, 443180), (245, 354544), (280, 310226), (392, 221590), (490, 177272), (560, 155113), (784, 110795), (980, 88636), (1960, 44318), (3920, 22159)]