180200560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 445685760

約数和(自身を除く): 265485200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 103, 152, 190, 206, 304, 380, 412, 515, 760, 824, 1030, 1151, 1520, 1648, 1957, 2060, 2302, 3914, 4120, 4604, 5755, 7828, 8240, 9208, 9785, 11510, 15656, 18416, 19570, 21869, 23020, 31312, 39140, 43738, 46040, 78280, 87476, 92080, 109345, 118553, 156560, 174952, 218690, 237106, 349904, 437380, 474212, 592765, 874760, 948424, 1185530, 1749520, 1896848, 2252507, 2371060, 4505014, 4742120, 9010028, 9484240, 11262535, 18020056, 22525070, 36040112, 45050140, 90100280, 180200560]

約数ペア:

[(1, 180200560), (2, 90100280), (4, 45050140), (5, 36040112), (8, 22525070), (10, 18020056), (16, 11262535), (19, 9484240), (20, 9010028), (38, 4742120), (40, 4505014), (76, 2371060), (80, 2252507), (95, 1896848), (103, 1749520), (152, 1185530), (190, 948424), (206, 874760), (304, 592765), (380, 474212), (412, 437380), (515, 349904), (760, 237106), (824, 218690), (1030, 174952), (1151, 156560), (1520, 118553), (1648, 109345), (1957, 92080), (2060, 87476), (2302, 78280), (3914, 46040), (4120, 43738), (4604, 39140), (5755, 31312), (7828, 23020), (8240, 21869), (9208, 19570), (9785, 18416), (11510, 15656)]