78327720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217577}}^1$

素因数の和:217594

約数の個数: 48

約数和(自身を含む): 254566260

約数和(自身を除く): 176238540

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, 217577, 435154, 652731, 870308, 1087885, 1305462, 1740616, 1958193, 2175770, 2610924, 3263655, 3916386, 4351540, 5221848, 6527310, 7832772, 8703080, 9790965, 13054620, 15665544, 19581930, 26109240, 39163860, 78327720]

約数ペア:

[(1, 78327720), (2, 39163860), (3, 26109240), (4, 19581930), (5, 15665544), (6, 13054620), (8, 9790965), (9, 8703080), (10, 7832772), (12, 6527310), (15, 5221848), (18, 4351540), (20, 3916386), (24, 3263655), (30, 2610924), (36, 2175770), (40, 1958193), (45, 1740616), (60, 1305462), (72, 1087885), (90, 870308), (120, 652731), (180, 435154), (360, 217577)]