168532020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15349}}^1$

素因数の和:15425

約数の個数: 72

約数和(自身を含む): 519628200

約数和(自身を除く): 351096180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 15349, 30698, 46047, 61396, 76745, 92094, 138141, 153490, 184188, 230235, 276282, 306980, 460470, 552564, 690705, 920940, 936289, 1381410, 1872578, 2762820, 2808867, 3745156, 4681445, 5617734, 8426601, 9362890, 11235468, 14044335, 16853202, 18725780, 28088670, 33706404, 42133005, 56177340, 84266010, 168532020]

約数ペア:

[(1, 168532020), (2, 84266010), (3, 56177340), (4, 42133005), (5, 33706404), (6, 28088670), (9, 18725780), (10, 16853202), (12, 14044335), (15, 11235468), (18, 9362890), (20, 8426601), (30, 5617734), (36, 4681445), (45, 3745156), (60, 2808867), (61, 2762820), (90, 1872578), (122, 1381410), (180, 936289), (183, 920940), (244, 690705), (305, 552564), (366, 460470), (549, 306980), (610, 276282), (732, 230235), (915, 184188), (1098, 153490), (1220, 138141), (1830, 92094), (2196, 76745), (2745, 61396), (3660, 46047), (5490, 30698), (10980, 15349)]