64285020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{357139}}^1$

素因数の和:357154

約数の個数: 36

約数和(自身を含む): 194998440

約数和(自身を除く): 130713420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 357139, 714278, 1071417, 1428556, 1785695, 2142834, 3214251, 3571390, 4285668, 5357085, 6428502, 7142780, 10714170, 12857004, 16071255, 21428340, 32142510, 64285020]

約数ペア:

[(1, 64285020), (2, 32142510), (3, 21428340), (4, 16071255), (5, 12857004), (6, 10714170), (9, 7142780), (10, 6428502), (12, 5357085), (15, 4285668), (18, 3571390), (20, 3214251), (30, 2142834), (36, 1785695), (45, 1428556), (60, 1071417), (90, 714278), (180, 357139)]