72420360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{603503}}^1$

素因数の和:603517

約数の個数: 32

約数和(自身を含む): 217261440

約数和(自身を除く): 144841080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 603503, 1207006, 1810509, 2414012, 3017515, 3621018, 4828024, 6035030, 7242036, 9052545, 12070060, 14484072, 18105090, 24140120, 36210180, 72420360]

約数ペア:

[(1, 72420360), (2, 36210180), (3, 24140120), (4, 18105090), (5, 14484072), (6, 12070060), (8, 9052545), (10, 7242036), (12, 6035030), (15, 4828024), (20, 3621018), (24, 3017515), (30, 2414012), (40, 1810509), (60, 1207006), (120, 603503)]