645030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{2389}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 1720800

約数和(自身を除く): 1075770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 2389, 4778, 7167, 11945, 14334, 21501, 23890, 35835, 43002, 64503, 71670, 107505, 129006, 215010, 322515, 645030]

約数ペア:

[(1, 645030), (2, 322515), (3, 215010), (5, 129006), (6, 107505), (9, 71670), (10, 64503), (15, 43002), (18, 35835), (27, 23890), (30, 21501), (45, 14334), (54, 11945), (90, 7167), (135, 4778), (270, 2389)]