56180340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16427}}^1$

素因数の和:16461

約数の個数: 72

約数和(自身を含む): 179393760

約数和(自身を除く): 123213420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 16427, 32854, 49281, 65708, 82135, 98562, 147843, 164270, 197124, 246405, 295686, 312113, 328540, 492810, 591372, 624226, 739215, 936339, 985620, 1248452, 1478430, 1560565, 1872678, 2809017, 2956860, 3121130, 3745356, 4681695, 5618034, 6242260, 9363390, 11236068, 14045085, 18726780, 28090170, 56180340]

約数ペア:

[(1, 56180340), (2, 28090170), (3, 18726780), (4, 14045085), (5, 11236068), (6, 9363390), (9, 6242260), (10, 5618034), (12, 4681695), (15, 3745356), (18, 3121130), (19, 2956860), (20, 2809017), (30, 1872678), (36, 1560565), (38, 1478430), (45, 1248452), (57, 985620), (60, 936339), (76, 739215), (90, 624226), (95, 591372), (114, 492810), (171, 328540), (180, 312113), (190, 295686), (228, 246405), (285, 197124), (342, 164270), (380, 147843), (570, 98562), (684, 82135), (855, 65708), (1140, 49281), (1710, 32854), (3420, 16427)]