164673840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{686141}}^1$

素因数の和:686157

約数の個数: 40

約数和(自身を含む): 510489648

約数和(自身を除く): 345815808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 686141, 1372282, 2058423, 2744564, 3430705, 4116846, 5489128, 6861410, 8233692, 10292115, 10978256, 13722820, 16467384, 20584230, 27445640, 32934768, 41168460, 54891280, 82336920, 164673840]

約数ペア:

[(1, 164673840), (2, 82336920), (3, 54891280), (4, 41168460), (5, 32934768), (6, 27445640), (8, 20584230), (10, 16467384), (12, 13722820), (15, 10978256), (16, 10292115), (20, 8233692), (24, 6861410), (30, 5489128), (40, 4116846), (48, 3430705), (60, 2744564), (80, 2058423), (120, 1372282), (240, 686141)]