3995280268840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{180618457}}^1$

素因数の和:180618554

約数の個数: 64

約数和(自身を含む): 10403623180800

約数和(自身を除く): 6408342911960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 11060, 22120, 180618457, 361236914, 722473828, 903092285, 1264329199, 1444947656, 1806184570, 2528658398, 3612369140, 5057316796, 6321645995, 7224738280, 10114633592, 12643291990, 14268858103, 25286583980, 28537716206, 50573167960, 57075432412, 71344290515, 99882006721, 114150864824, 142688581030, 199764013442, 285377162060, 399528026884, 499410033605, 570754324120, 799056053768, 998820067210, 1997640134420, 3995280268840]

約数ペア:

[(1, 3995280268840), (2, 1997640134420), (4, 998820067210), (5, 799056053768), (7, 570754324120), (8, 499410033605), (10, 399528026884), (14, 285377162060), (20, 199764013442), (28, 142688581030), (35, 114150864824), (40, 99882006721), (56, 71344290515), (70, 57075432412), (79, 50573167960), (140, 28537716206), (158, 25286583980), (280, 14268858103), (316, 12643291990), (395, 10114633592), (553, 7224738280), (632, 6321645995), (790, 5057316796), (1106, 3612369140), (1580, 2528658398), (2212, 1806184570), (2765, 1444947656), (3160, 1264329199), (4424, 903092285), (5530, 722473828), (11060, 361236914), (22120, 180618457)]