68400960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1720

約数の個数: 112

約数和(自身を含む): 222357696

約数和(自身を除く): 153956736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1657, 1720, 2064, 2580, 2752, 3314, 3440, 4128, 4971, 5160, 6628, 6880, 8256, 8285, 9942, 10320, 13256, 13760, 16570, 19884, 20640, 24855, 26512, 33140, 39768, 41280, 49710, 53024, 66280, 71251, 79536, 99420, 106048, 132560, 142502, 159072, 198840, 213753, 265120, 285004, 318144, 356255, 397680, 427506, 530240, 570008, 712510, 795360, 855012, 1068765, 1140016, 1425020, 1590720, 1710024, 2137530, 2280032, 2850040, 3420048, 4275060, 4560064, 5700080, 6840096, 8550120, 11400160, 13680192, 17100240, 22800320, 34200480, 68400960]

約数ペア:

[(1, 68400960), (2, 34200480), (3, 22800320), (4, 17100240), (5, 13680192), (6, 11400160), (8, 8550120), (10, 6840096), (12, 5700080), (15, 4560064), (16, 4275060), (20, 3420048), (24, 2850040), (30, 2280032), (32, 2137530), (40, 1710024), (43, 1590720), (48, 1425020), (60, 1140016), (64, 1068765), (80, 855012), (86, 795360), (96, 712510), (120, 570008), (129, 530240), (160, 427506), (172, 397680), (192, 356255), (215, 318144), (240, 285004), (258, 265120), (320, 213753), (344, 198840), (430, 159072), (480, 142502), (516, 132560), (645, 106048), (688, 99420), (860, 79536), (960, 71251), (1032, 66280), (1290, 53024), (1376, 49710), (1657, 41280), (1720, 39768), (2064, 33140), (2580, 26512), (2752, 24855), (3314, 20640), (3440, 19884), (4128, 16570), (4971, 13760), (5160, 13256), (6628, 10320), (6880, 9942), (8256, 8285)]