188892720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{262351}}^1$

素因数の和:262370

約数の個数: 60

約数和(自身を含む): 634367136

約数和(自身を除く): 445474416

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, 262351, 524702, 787053, 1049404, 1311755, 1574106, 2098808, 2361159, 2623510, 3148212, 3935265, 4197616, 4722318, 5247020, 6296424, 7870530, 9444636, 10494040, 11805795, 12592848, 15741060, 18889272, 20988080, 23611590, 31482120, 37778544, 47223180, 62964240, 94446360, 188892720]

約数ペア:

[(1, 188892720), (2, 94446360), (3, 62964240), (4, 47223180), (5, 37778544), (6, 31482120), (8, 23611590), (9, 20988080), (10, 18889272), (12, 15741060), (15, 12592848), (16, 11805795), (18, 10494040), (20, 9444636), (24, 7870530), (30, 6296424), (36, 5247020), (40, 4722318), (45, 4197616), (48, 3935265), (60, 3148212), (72, 2623510), (80, 2361159), (90, 2098808), (120, 1574106), (144, 1311755), (180, 1049404), (240, 787053), (360, 524702), (720, 262351)]