511262160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3313}}^1$

素因数の和:3972

約数の個数: 80

約数和(自身を含む): 1587856704

約数和(自身を除く): 1076594544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643, 1286, 1929, 2572, 3215, 3313, 3858, 5144, 6430, 6626, 7716, 9645, 9939, 10288, 12860, 13252, 15432, 16565, 19290, 19878, 25720, 26504, 30864, 33130, 38580, 39756, 49695, 51440, 53008, 66260, 77160, 79512, 99390, 132520, 154320, 159024, 198780, 265040, 397560, 795120, 2130259, 4260518, 6390777, 8521036, 10651295, 12781554, 17042072, 21302590, 25563108, 31953885, 34084144, 42605180, 51126216, 63907770, 85210360, 102252432, 127815540, 170420720, 255631080, 511262160]

約数ペア:

[(1, 511262160), (2, 255631080), (3, 170420720), (4, 127815540), (5, 102252432), (6, 85210360), (8, 63907770), (10, 51126216), (12, 42605180), (15, 34084144), (16, 31953885), (20, 25563108), (24, 21302590), (30, 17042072), (40, 12781554), (48, 10651295), (60, 8521036), (80, 6390777), (120, 4260518), (240, 2130259), (643, 795120), (1286, 397560), (1929, 265040), (2572, 198780), (3215, 159024), (3313, 154320), (3858, 132520), (5144, 99390), (6430, 79512), (6626, 77160), (7716, 66260), (9645, 53008), (9939, 51440), (10288, 49695), (12860, 39756), (13252, 38580), (15432, 33130), (16565, 30864), (19290, 26504), (19878, 25720)]