78720990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138107}}^1$

素因数の和:138136

約数の個数: 32

約数和(自身を含む): 198875520

約数和(自身を除く): 120154530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 138107, 276214, 414321, 690535, 828642, 1381070, 2071605, 2624033, 4143210, 5248066, 7872099, 13120165, 15744198, 26240330, 39360495, 78720990]

約数ペア:

[(1, 78720990), (2, 39360495), (3, 26240330), (5, 15744198), (6, 13120165), (10, 7872099), (15, 5248066), (19, 4143210), (30, 2624033), (38, 2071605), (57, 1381070), (95, 828642), (114, 690535), (190, 414321), (285, 276214), (570, 138107)]