28266120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78517}}^1$

素因数の和:78534

約数の個数: 48

約数和(自身を含む): 91866060

約数和(自身を除く): 63599940

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, 78517, 157034, 235551, 314068, 392585, 471102, 628136, 706653, 785170, 942204, 1177755, 1413306, 1570340, 1884408, 2355510, 2826612, 3140680, 3533265, 4711020, 5653224, 7066530, 9422040, 14133060, 28266120]

約数ペア:

[(1, 28266120), (2, 14133060), (3, 9422040), (4, 7066530), (5, 5653224), (6, 4711020), (8, 3533265), (9, 3140680), (10, 2826612), (12, 2355510), (15, 1884408), (18, 1570340), (20, 1413306), (24, 1177755), (30, 942204), (36, 785170), (40, 706653), (45, 628136), (60, 471102), (72, 392585), (90, 314068), (120, 235551), (180, 157034), (360, 78517)]