164578320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{228581}}^1$

素因数の和:228600

約数の個数: 60

約数和(自身を含む): 552711276

約数和(自身を除く): 388132956

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, 228581, 457162, 685743, 914324, 1142905, 1371486, 1828648, 2057229, 2285810, 2742972, 3428715, 3657296, 4114458, 4571620, 5485944, 6857430, 8228916, 9143240, 10286145, 10971888, 13714860, 16457832, 18286480, 20572290, 27429720, 32915664, 41144580, 54859440, 82289160, 164578320]

約数ペア:

[(1, 164578320), (2, 82289160), (3, 54859440), (4, 41144580), (5, 32915664), (6, 27429720), (8, 20572290), (9, 18286480), (10, 16457832), (12, 13714860), (15, 10971888), (16, 10286145), (18, 9143240), (20, 8228916), (24, 6857430), (30, 5485944), (36, 4571620), (40, 4114458), (45, 3657296), (48, 3428715), (60, 2742972), (72, 2285810), (80, 2057229), (90, 1828648), (120, 1371486), (144, 1142905), (180, 914324), (240, 685743), (360, 457162), (720, 228581)]