51300720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1719

約数の個数: 120

約数和(自身を含む): 176397936

約数和(自身を除く): 125097216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1657, 1720, 1935, 2064, 2580, 3096, 3314, 3440, 3870, 4971, 5160, 6192, 6628, 7740, 8285, 9942, 10320, 13256, 14913, 15480, 16570, 19884, 24855, 26512, 29826, 30960, 33140, 39768, 49710, 59652, 66280, 71251, 74565, 79536, 99420, 119304, 132560, 142502, 149130, 198840, 213753, 238608, 285004, 298260, 356255, 397680, 427506, 570008, 596520, 641259, 712510, 855012, 1068765, 1140016, 1193040, 1282518, 1425020, 1710024, 2137530, 2565036, 2850040, 3206295, 3420048, 4275060, 5130072, 5700080, 6412590, 8550120, 10260144, 12825180, 17100240, 25650360, 51300720]

約数ペア:

[(1, 51300720), (2, 25650360), (3, 17100240), (4, 12825180), (5, 10260144), (6, 8550120), (8, 6412590), (9, 5700080), (10, 5130072), (12, 4275060), (15, 3420048), (16, 3206295), (18, 2850040), (20, 2565036), (24, 2137530), (30, 1710024), (36, 1425020), (40, 1282518), (43, 1193040), (45, 1140016), (48, 1068765), (60, 855012), (72, 712510), (80, 641259), (86, 596520), (90, 570008), (120, 427506), (129, 397680), (144, 356255), (172, 298260), (180, 285004), (215, 238608), (240, 213753), (258, 198840), (344, 149130), (360, 142502), (387, 132560), (430, 119304), (516, 99420), (645, 79536), (688, 74565), (720, 71251), (774, 66280), (860, 59652), (1032, 49710), (1290, 39768), (1548, 33140), (1657, 30960), (1720, 29826), (1935, 26512), (2064, 24855), (2580, 19884), (3096, 16570), (3314, 15480), (3440, 14913), (3870, 13256), (4971, 10320), (5160, 9942), (6192, 8285), (6628, 7740)]