220199470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 441676800

約数和(自身を除く): 221477330

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 199, 230, 283, 391, 398, 566, 782, 995, 1415, 1955, 1990, 2830, 3383, 3910, 4577, 4811, 6509, 6766, 9154, 9622, 13018, 16915, 22885, 24055, 32545, 33830, 45770, 48110, 56317, 65090, 77809, 110653, 112634, 155618, 221306, 281585, 389045, 553265, 563170, 778090, 957389, 1106530, 1295291, 1914778, 2590582, 4786945, 6476455, 9573890, 12952910, 22019947, 44039894, 110099735, 220199470]

約数ペア:

[(1, 220199470), (2, 110099735), (5, 44039894), (10, 22019947), (17, 12952910), (23, 9573890), (34, 6476455), (46, 4786945), (85, 2590582), (115, 1914778), (170, 1295291), (199, 1106530), (230, 957389), (283, 778090), (391, 563170), (398, 553265), (566, 389045), (782, 281585), (995, 221306), (1415, 155618), (1955, 112634), (1990, 110653), (2830, 77809), (3383, 65090), (3910, 56317), (4577, 48110), (4811, 45770), (6509, 33830), (6766, 32545), (9154, 24055), (9622, 22885), (13018, 16915)]