319907530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 631255680

約数和(自身を除く): 311348150

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 107, 170, 214, 215, 409, 430, 535, 731, 818, 1070, 1462, 1819, 2045, 3638, 3655, 4090, 4601, 6953, 7310, 9095, 9202, 13906, 17587, 18190, 23005, 34765, 35174, 43763, 46010, 69530, 78217, 87526, 87935, 156434, 175870, 218815, 298979, 391085, 437630, 597958, 743971, 782170, 1487942, 1494895, 1881809, 2989790, 3719855, 3763618, 7439710, 9409045, 18818090, 31990753, 63981506, 159953765, 319907530]

約数ペア:

[(1, 319907530), (2, 159953765), (5, 63981506), (10, 31990753), (17, 18818090), (34, 9409045), (43, 7439710), (85, 3763618), (86, 3719855), (107, 2989790), (170, 1881809), (214, 1494895), (215, 1487942), (409, 782170), (430, 743971), (535, 597958), (731, 437630), (818, 391085), (1070, 298979), (1462, 218815), (1819, 175870), (2045, 156434), (3638, 87935), (3655, 87526), (4090, 78217), (4601, 69530), (6953, 46010), (7310, 43763), (9095, 35174), (9202, 34765), (13906, 23005), (17587, 18190)]