1616628480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{420997}}^1$

素因数の和:421021

約数の個数: 72

約数和(自身を含む): 5163119472

約数和(自身を除く): 3546490992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 420997, 841994, 1262991, 1683988, 2104985, 2525982, 3367976, 4209970, 5051964, 6314955, 6735952, 8419940, 10103928, 12629910, 13471904, 16839880, 20207856, 25259820, 26943808, 33679760, 40415712, 50519640, 53887616, 67359520, 80831424, 101039280, 107775232, 134719040, 161662848, 202078560, 269438080, 323325696, 404157120, 538876160, 808314240, 1616628480]

約数ペア:

[(1, 1616628480), (2, 808314240), (3, 538876160), (4, 404157120), (5, 323325696), (6, 269438080), (8, 202078560), (10, 161662848), (12, 134719040), (15, 107775232), (16, 101039280), (20, 80831424), (24, 67359520), (30, 53887616), (32, 50519640), (40, 40415712), (48, 33679760), (60, 26943808), (64, 25259820), (80, 20207856), (96, 16839880), (120, 13471904), (128, 12629910), (160, 10103928), (192, 8419940), (240, 6735952), (256, 6314955), (320, 5051964), (384, 4209970), (480, 3367976), (640, 2525982), (768, 2104985), (960, 1683988), (1280, 1262991), (1920, 841994), (3840, 420997)]