21264480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14767}}^1$

素因数の和:14788

約数の個数: 72

約数和(自身を含む): 72569952

約数和(自身を除く): 51305472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14767, 29534, 44301, 59068, 73835, 88602, 118136, 132903, 147670, 177204, 221505, 236272, 265806, 295340, 354408, 443010, 472544, 531612, 590680, 664515, 708816, 886020, 1063224, 1181360, 1329030, 1417632, 1772040, 2126448, 2362720, 2658060, 3544080, 4252896, 5316120, 7088160, 10632240, 21264480]

約数ペア:

[(1, 21264480), (2, 10632240), (3, 7088160), (4, 5316120), (5, 4252896), (6, 3544080), (8, 2658060), (9, 2362720), (10, 2126448), (12, 1772040), (15, 1417632), (16, 1329030), (18, 1181360), (20, 1063224), (24, 886020), (30, 708816), (32, 664515), (36, 590680), (40, 531612), (45, 472544), (48, 443010), (60, 354408), (72, 295340), (80, 265806), (90, 236272), (96, 221505), (120, 177204), (144, 147670), (160, 132903), (180, 118136), (240, 88602), (288, 73835), (360, 59068), (480, 44301), (720, 29534), (1440, 14767)]