918317071770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1999}}^1\times {\mathrm{312509}}^1$

素因数の和:314532

約数の個数: 96

約数和(自身を含む): 2565082080000

約数和(自身を除く): 1646765008230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1999, 3998, 5997, 9995, 11994, 13993, 19990, 27986, 29985, 41979, 59970, 69965, 83958, 97951, 139930, 195902, 209895, 293853, 312509, 419790, 489755, 587706, 625018, 937527, 979510, 1469265, 1562545, 1875054, 2187563, 2938530, 3125090, 4375126, 4687635, 6562689, 9375270, 10937815, 13125378, 15312941, 21875630, 30625882, 32813445, 45938823, 65626890, 76564705, 91877646, 153129410, 229694115, 459388230, 624705491, 1249410982, 1874116473, 3123527455, 3748232946, 4372938437, 6247054910, 8745876874, 9370582365, 13118815311, 18741164730, 21864692185, 26237630622, 30610569059, 43729384370, 61221138118, 65594076555, 91831707177, 131188153110, 153052845295, 183663414354, 306105690590, 459158535885, 918317071770]

約数ペア:

[(1, 918317071770), (2, 459158535885), (3, 306105690590), (5, 183663414354), (6, 153052845295), (7, 131188153110), (10, 91831707177), (14, 65594076555), (15, 61221138118), (21, 43729384370), (30, 30610569059), (35, 26237630622), (42, 21864692185), (49, 18741164730), (70, 13118815311), (98, 9370582365), (105, 8745876874), (147, 6247054910), (210, 4372938437), (245, 3748232946), (294, 3123527455), (490, 1874116473), (735, 1249410982), (1470, 624705491), (1999, 459388230), (3998, 229694115), (5997, 153129410), (9995, 91877646), (11994, 76564705), (13993, 65626890), (19990, 45938823), (27986, 32813445), (29985, 30625882), (41979, 21875630), (59970, 15312941), (69965, 13125378), (83958, 10937815), (97951, 9375270), (139930, 6562689), (195902, 4687635), (209895, 4375126), (293853, 3125090), (312509, 2938530), (419790, 2187563), (489755, 1875054), (587706, 1562545), (625018, 1469265), (937527, 979510)]