171628020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20287}}^1$

素因数の和:20349

約数の個数: 72

約数和(自身を含む): 531707904

約数和(自身を除く): 360079884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 20287, 40574, 60861, 81148, 101435, 121722, 182583, 202870, 243444, 304305, 365166, 405740, 608610, 730332, 912915, 953489, 1217220, 1825830, 1906978, 2860467, 3651660, 3813956, 4767445, 5720934, 8581401, 9534890, 11441868, 14302335, 17162802, 19069780, 28604670, 34325604, 42907005, 57209340, 85814010, 171628020]

約数ペア:

[(1, 171628020), (2, 85814010), (3, 57209340), (4, 42907005), (5, 34325604), (6, 28604670), (9, 19069780), (10, 17162802), (12, 14302335), (15, 11441868), (18, 9534890), (20, 8581401), (30, 5720934), (36, 4767445), (45, 3813956), (47, 3651660), (60, 2860467), (90, 1906978), (94, 1825830), (141, 1217220), (180, 953489), (188, 912915), (235, 730332), (282, 608610), (423, 405740), (470, 365166), (564, 304305), (705, 243444), (846, 202870), (940, 182583), (1410, 121722), (1692, 101435), (2115, 81148), (2820, 60861), (4230, 40574), (8460, 20287)]