1438220880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{665843}}^1$

素因数の和:665865

約数の個数: 80

約数和(自身を含む): 4953879360

約数和(自身を除く): 3515658480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 665843, 1331686, 1997529, 2663372, 3329215, 3995058, 5326744, 5992587, 6658430, 7990116, 9987645, 10653488, 11985174, 13316860, 15980232, 17977761, 19975290, 23970348, 26633720, 29962935, 31960464, 35955522, 39950580, 47940696, 53267440, 59925870, 71911044, 79901160, 89888805, 95881392, 119851740, 143822088, 159802320, 179777610, 239703480, 287644176, 359555220, 479406960, 719110440, 1438220880]

約数ペア:

[(1, 1438220880), (2, 719110440), (3, 479406960), (4, 359555220), (5, 287644176), (6, 239703480), (8, 179777610), (9, 159802320), (10, 143822088), (12, 119851740), (15, 95881392), (16, 89888805), (18, 79901160), (20, 71911044), (24, 59925870), (27, 53267440), (30, 47940696), (36, 39950580), (40, 35955522), (45, 31960464), (48, 29962935), (54, 26633720), (60, 23970348), (72, 19975290), (80, 17977761), (90, 15980232), (108, 13316860), (120, 11985174), (135, 10653488), (144, 9987645), (180, 7990116), (216, 6658430), (240, 5992587), (270, 5326744), (360, 3995058), (432, 3329215), (540, 2663372), (720, 1997529), (1080, 1331686), (2160, 665843)]