123471720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1741}}^1$

素因数の和:1955

約数の個数: 96

約数和(自身を含む): 403551720

約数和(自身を除く): 280080000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 197, 360, 394, 591, 788, 985, 1182, 1576, 1741, 1773, 1970, 2364, 2955, 3482, 3546, 3940, 4728, 5223, 5910, 6964, 7092, 7880, 8705, 8865, 10446, 11820, 13928, 14184, 15669, 17410, 17730, 20892, 23640, 26115, 31338, 34820, 35460, 41784, 52230, 62676, 69640, 70920, 78345, 104460, 125352, 156690, 208920, 313380, 342977, 626760, 685954, 1028931, 1371908, 1714885, 2057862, 2743816, 3086793, 3429770, 4115724, 5144655, 6173586, 6859540, 8231448, 10289310, 12347172, 13719080, 15433965, 20578620, 24694344, 30867930, 41157240, 61735860, 123471720]

約数ペア:

[(1, 123471720), (2, 61735860), (3, 41157240), (4, 30867930), (5, 24694344), (6, 20578620), (8, 15433965), (9, 13719080), (10, 12347172), (12, 10289310), (15, 8231448), (18, 6859540), (20, 6173586), (24, 5144655), (30, 4115724), (36, 3429770), (40, 3086793), (45, 2743816), (60, 2057862), (72, 1714885), (90, 1371908), (120, 1028931), (180, 685954), (197, 626760), (360, 342977), (394, 313380), (591, 208920), (788, 156690), (985, 125352), (1182, 104460), (1576, 78345), (1741, 70920), (1773, 69640), (1970, 62676), (2364, 52230), (2955, 41784), (3482, 35460), (3546, 34820), (3940, 31338), (4728, 26115), (5223, 23640), (5910, 20892), (6964, 17730), (7092, 17410), (7880, 15669), (8705, 14184), (8865, 13928), (10446, 11820)]