447840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{311}}^1$

素因数の和:332

約数の個数: 72

約数和(自身を含む): 1533168

約数和(自身を除く): 1085328

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, 311, 360, 480, 622, 720, 933, 1244, 1440, 1555, 1866, 2488, 2799, 3110, 3732, 4665, 4976, 5598, 6220, 7464, 9330, 9952, 11196, 12440, 13995, 14928, 18660, 22392, 24880, 27990, 29856, 37320, 44784, 49760, 55980, 74640, 89568, 111960, 149280, 223920, 447840]

約数ペア:

[(1, 447840), (2, 223920), (3, 149280), (4, 111960), (5, 89568), (6, 74640), (8, 55980), (9, 49760), (10, 44784), (12, 37320), (15, 29856), (16, 27990), (18, 24880), (20, 22392), (24, 18660), (30, 14928), (32, 13995), (36, 12440), (40, 11196), (45, 9952), (48, 9330), (60, 7464), (72, 6220), (80, 5598), (90, 4976), (96, 4665), (120, 3732), (144, 3110), (160, 2799), (180, 2488), (240, 1866), (288, 1555), (311, 1440), (360, 1244), (480, 933), (622, 720)]