721260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{4007}}^1$

素因数の和:4022

約数の個数: 36

約数和(自身を含む): 2188368

約数和(自身を除く): 1467108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4007, 8014, 12021, 16028, 20035, 24042, 36063, 40070, 48084, 60105, 72126, 80140, 120210, 144252, 180315, 240420, 360630, 721260]

約数ペア:

[(1, 721260), (2, 360630), (3, 240420), (4, 180315), (5, 144252), (6, 120210), (9, 80140), (10, 72126), (12, 60105), (15, 48084), (18, 40070), (20, 36063), (30, 24042), (36, 20035), (45, 16028), (60, 12021), (90, 8014), (180, 4007)]