129993840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{180547}}^1$

素因数の和:180566

約数の個数: 60

約数和(自身を含む): 436565064

約数和(自身を除く): 306571224

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, 180547, 361094, 541641, 722188, 902735, 1083282, 1444376, 1624923, 1805470, 2166564, 2708205, 2888752, 3249846, 3610940, 4333128, 5416410, 6499692, 7221880, 8124615, 8666256, 10832820, 12999384, 14443760, 16249230, 21665640, 25998768, 32498460, 43331280, 64996920, 129993840]

約数ペア:

[(1, 129993840), (2, 64996920), (3, 43331280), (4, 32498460), (5, 25998768), (6, 21665640), (8, 16249230), (9, 14443760), (10, 12999384), (12, 10832820), (15, 8666256), (16, 8124615), (18, 7221880), (20, 6499692), (24, 5416410), (30, 4333128), (36, 3610940), (40, 3249846), (45, 2888752), (48, 2708205), (60, 2166564), (72, 1805470), (80, 1624923), (90, 1444376), (120, 1083282), (144, 902735), (180, 722188), (240, 541641), (360, 361094), (720, 180547)]