256602330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{316793}}^1$

素因数の和:316812

約数の個数: 40

約数和(自身を含む): 689977332

約数和(自身を除く): 433375002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 316793, 633586, 950379, 1583965, 1900758, 2851137, 3167930, 4751895, 5702274, 8553411, 9503790, 14255685, 17106822, 25660233, 28511370, 42767055, 51320466, 85534110, 128301165, 256602330]

約数ペア:

[(1, 256602330), (2, 128301165), (3, 85534110), (5, 51320466), (6, 42767055), (9, 28511370), (10, 25660233), (15, 17106822), (18, 14255685), (27, 9503790), (30, 8553411), (45, 5702274), (54, 4751895), (81, 3167930), (90, 2851137), (135, 1900758), (162, 1583965), (270, 950379), (405, 633586), (810, 316793)]