814861680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199721}}^1$

素因数の和:199754

約数の個数: 80

約数和(自身を含む): 2674677024

約数和(自身を除く): 1859815344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 199721, 399442, 599163, 798884, 998605, 1198326, 1597768, 1997210, 2396652, 2995815, 3195536, 3395257, 3994420, 4793304, 5991630, 6790514, 7988840, 9586608, 10185771, 11983260, 13581028, 15977680, 16976285, 20371542, 23966520, 27162056, 33952570, 40743084, 47933040, 50928855, 54324112, 67905140, 81486168, 101857710, 135810280, 162972336, 203715420, 271620560, 407430840, 814861680]

約数ペア:

[(1, 814861680), (2, 407430840), (3, 271620560), (4, 203715420), (5, 162972336), (6, 135810280), (8, 101857710), (10, 81486168), (12, 67905140), (15, 54324112), (16, 50928855), (17, 47933040), (20, 40743084), (24, 33952570), (30, 27162056), (34, 23966520), (40, 20371542), (48, 16976285), (51, 15977680), (60, 13581028), (68, 11983260), (80, 10185771), (85, 9586608), (102, 7988840), (120, 6790514), (136, 5991630), (170, 4793304), (204, 3994420), (240, 3395257), (255, 3195536), (272, 2995815), (340, 2396652), (408, 1997210), (510, 1597768), (680, 1198326), (816, 998605), (1020, 798884), (1360, 599163), (2040, 399442), (4080, 199721)]