81990600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{136651}}^1$

素因数の和:136670

約数の個数: 48

約数和(自身を含む): 254172720

約数和(自身を除く): 172182120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 136651, 273302, 409953, 546604, 683255, 819906, 1093208, 1366510, 1639812, 2049765, 2733020, 3279624, 3416275, 4099530, 5466040, 6832550, 8199060, 10248825, 13665100, 16398120, 20497650, 27330200, 40995300, 81990600]

約数ペア:

[(1, 81990600), (2, 40995300), (3, 27330200), (4, 20497650), (5, 16398120), (6, 13665100), (8, 10248825), (10, 8199060), (12, 6832550), (15, 5466040), (20, 4099530), (24, 3416275), (25, 3279624), (30, 2733020), (40, 2049765), (50, 1639812), (60, 1366510), (75, 1093208), (100, 819906), (120, 683255), (150, 546604), (200, 409953), (300, 273302), (600, 136651)]