161619720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1346831}}^1$

素因数の和:1346845

約数の個数: 32

約数和(自身を含む): 484859520

約数和(自身を除く): 323239800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1346831, 2693662, 4040493, 5387324, 6734155, 8080986, 10774648, 13468310, 16161972, 20202465, 26936620, 32323944, 40404930, 53873240, 80809860, 161619720]

約数ペア:

[(1, 161619720), (2, 80809860), (3, 53873240), (4, 40404930), (5, 32323944), (6, 26936620), (8, 20202465), (10, 16161972), (12, 13468310), (15, 10774648), (20, 8080986), (24, 6734155), (30, 5387324), (40, 4040493), (60, 2693662), (120, 1346831)]