644861790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{2388377}}^1$

素因数の和:2388393

約数の個数: 32

約数和(自身を含む): 1719632160

約数和(自身を除く): 1074770370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 2388377, 4776754, 7165131, 11941885, 14330262, 21495393, 23883770, 35825655, 42990786, 64486179, 71651310, 107476965, 128972358, 214953930, 322430895, 644861790]

約数ペア:

[(1, 644861790), (2, 322430895), (3, 214953930), (5, 128972358), (6, 107476965), (9, 71651310), (10, 64486179), (15, 42990786), (18, 35825655), (27, 23883770), (30, 21495393), (45, 14330262), (54, 11941885), (90, 7165131), (135, 4776754), (270, 2388377)]