396840720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1653503}}^1$

素因数の和:1653519

約数の個数: 40

約数和(自身を含む): 1230206976

約数和(自身を除く): 833366256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1653503, 3307006, 4960509, 6614012, 8267515, 9921018, 13228024, 16535030, 19842036, 24802545, 26456048, 33070060, 39684072, 49605090, 66140120, 79368144, 99210180, 132280240, 198420360, 396840720]

約数ペア:

[(1, 396840720), (2, 198420360), (3, 132280240), (4, 99210180), (5, 79368144), (6, 66140120), (8, 49605090), (10, 39684072), (12, 33070060), (15, 26456048), (16, 24802545), (20, 19842036), (24, 16535030), (30, 13228024), (40, 9921018), (48, 8267515), (60, 6614012), (80, 4960509), (120, 3307006), (240, 1653503)]