81635760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113383}}^1$

素因数の和:113402

約数の個数: 60

約数和(自身を含む): 274162512

約数和(自身を除く): 192526752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113383, 226766, 340149, 453532, 566915, 680298, 907064, 1020447, 1133830, 1360596, 1700745, 1814128, 2040894, 2267660, 2721192, 3401490, 4081788, 4535320, 5102235, 5442384, 6802980, 8163576, 9070640, 10204470, 13605960, 16327152, 20408940, 27211920, 40817880, 81635760]

約数ペア:

[(1, 81635760), (2, 40817880), (3, 27211920), (4, 20408940), (5, 16327152), (6, 13605960), (8, 10204470), (9, 9070640), (10, 8163576), (12, 6802980), (15, 5442384), (16, 5102235), (18, 4535320), (20, 4081788), (24, 3401490), (30, 2721192), (36, 2267660), (40, 2040894), (45, 1814128), (48, 1700745), (60, 1360596), (72, 1133830), (80, 1020447), (90, 907064), (120, 680298), (144, 566915), (180, 453532), (240, 340149), (360, 226766), (720, 113383)]