1815120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2521}}^1$

素因数の和:2540

約数の個数: 60

約数和(自身を含む): 6098196

約数和(自身を除く): 4283076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2521, 5042, 7563, 10084, 12605, 15126, 20168, 22689, 25210, 30252, 37815, 40336, 45378, 50420, 60504, 75630, 90756, 100840, 113445, 121008, 151260, 181512, 201680, 226890, 302520, 363024, 453780, 605040, 907560, 1815120]

約数ペア:

[(1, 1815120), (2, 907560), (3, 605040), (4, 453780), (5, 363024), (6, 302520), (8, 226890), (9, 201680), (10, 181512), (12, 151260), (15, 121008), (16, 113445), (18, 100840), (20, 90756), (24, 75630), (30, 60504), (36, 50420), (40, 45378), (45, 40336), (48, 37815), (60, 30252), (72, 25210), (80, 22689), (90, 20168), (120, 15126), (144, 12605), (180, 10084), (240, 7563), (360, 5042), (720, 2521)]