204390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{757}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 545760

約数和(自身を除く): 341370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 757, 1514, 2271, 3785, 4542, 6813, 7570, 11355, 13626, 20439, 22710, 34065, 40878, 68130, 102195, 204390]

約数ペア:

[(1, 204390), (2, 102195), (3, 68130), (5, 40878), (6, 34065), (9, 22710), (10, 20439), (15, 13626), (18, 11355), (27, 7570), (30, 6813), (45, 4542), (54, 3785), (90, 2271), (135, 1514), (270, 757)]