18912240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26267}}^1$

素因数の和:26286

約数の個数: 60

約数和(自身を含む): 63516024

約数和(自身を除く): 44603784

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, 26267, 52534, 78801, 105068, 131335, 157602, 210136, 236403, 262670, 315204, 394005, 420272, 472806, 525340, 630408, 788010, 945612, 1050680, 1182015, 1260816, 1576020, 1891224, 2101360, 2364030, 3152040, 3782448, 4728060, 6304080, 9456120, 18912240]

約数ペア:

[(1, 18912240), (2, 9456120), (3, 6304080), (4, 4728060), (5, 3782448), (6, 3152040), (8, 2364030), (9, 2101360), (10, 1891224), (12, 1576020), (15, 1260816), (16, 1182015), (18, 1050680), (20, 945612), (24, 788010), (30, 630408), (36, 525340), (40, 472806), (45, 420272), (48, 394005), (60, 315204), (72, 262670), (80, 236403), (90, 210136), (120, 157602), (144, 131335), (180, 105068), (240, 78801), (360, 52534), (720, 26267)]