720408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2331

約数の個数: 32

約数和(自身を含む): 1940400

約数和(自身を除く): 1219992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2309, 4618, 6927, 9236, 13854, 18472, 27708, 30017, 55416, 60034, 90051, 120068, 180102, 240136, 360204, 720408]

約数ペア:

[(1, 720408), (2, 360204), (3, 240136), (4, 180102), (6, 120068), (8, 90051), (12, 60034), (13, 55416), (24, 30017), (26, 27708), (39, 18472), (52, 13854), (78, 9236), (104, 6927), (156, 4618), (312, 2309)]