172136520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{478157}}^1$

素因数の和:478174

約数の個数: 48

約数和(自身を含む): 559444860

約数和(自身を除く): 387308340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 478157, 956314, 1434471, 1912628, 2390785, 2868942, 3825256, 4303413, 4781570, 5737884, 7172355, 8606826, 9563140, 11475768, 14344710, 17213652, 19126280, 21517065, 28689420, 34427304, 43034130, 57378840, 86068260, 172136520]

約数ペア:

[(1, 172136520), (2, 86068260), (3, 57378840), (4, 43034130), (5, 34427304), (6, 28689420), (8, 21517065), (9, 19126280), (10, 17213652), (12, 14344710), (15, 11475768), (18, 9563140), (20, 8606826), (24, 7172355), (30, 5737884), (36, 4781570), (40, 4303413), (45, 3825256), (60, 2868942), (72, 2390785), (90, 1912628), (120, 1434471), (180, 956314), (360, 478157)]