198994560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103643}}^1$

素因数の和:103665

約数の個数: 64

約数和(自身を含む): 634301280

約数和(自身を除く): 435306720

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, 320, 384, 480, 640, 960, 1920, 103643, 207286, 310929, 414572, 518215, 621858, 829144, 1036430, 1243716, 1554645, 1658288, 2072860, 2487432, 3109290, 3316576, 4145720, 4974864, 6218580, 6633152, 8291440, 9949728, 12437160, 13266304, 16582880, 19899456, 24874320, 33165760, 39798912, 49748640, 66331520, 99497280, 198994560]

約数ペア:

[(1, 198994560), (2, 99497280), (3, 66331520), (4, 49748640), (5, 39798912), (6, 33165760), (8, 24874320), (10, 19899456), (12, 16582880), (15, 13266304), (16, 12437160), (20, 9949728), (24, 8291440), (30, 6633152), (32, 6218580), (40, 4974864), (48, 4145720), (60, 3316576), (64, 3109290), (80, 2487432), (96, 2072860), (120, 1658288), (128, 1554645), (160, 1243716), (192, 1036430), (240, 829144), (320, 621858), (384, 518215), (480, 414572), (640, 310929), (960, 207286), (1920, 103643)]