71892000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{1997}}^1$

素因数の和:2028

約数の個数: 144

約数和(自身を含む): 255272472

約数和(自身を除く): 183380472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 720, 750, 800, 900, 1000, 1125, 1200, 1440, 1500, 1800, 1997, 2000, 2250, 2400, 3000, 3600, 3994, 4000, 4500, 5991, 6000, 7200, 7988, 9000, 9985, 11982, 12000, 15976, 17973, 18000, 19970, 23964, 29955, 31952, 35946, 36000, 39940, 47928, 49925, 59910, 63904, 71892, 79880, 89865, 95856, 99850, 119820, 143784, 149775, 159760, 179730, 191712, 199700, 239640, 249625, 287568, 299550, 319520, 359460, 399400, 449325, 479280, 499250, 575136, 599100, 718920, 748875, 798800, 898650, 958560, 998500, 1198200, 1437840, 1497750, 1597600, 1797300, 1997000, 2246625, 2396400, 2875680, 2995500, 3594600, 3994000, 4493250, 4792800, 5991000, 7189200, 7988000, 8986500, 11982000, 14378400, 17973000, 23964000, 35946000, 71892000]

約数ペア:

[(1, 71892000), (2, 35946000), (3, 23964000), (4, 17973000), (5, 14378400), (6, 11982000), (8, 8986500), (9, 7988000), (10, 7189200), (12, 5991000), (15, 4792800), (16, 4493250), (18, 3994000), (20, 3594600), (24, 2995500), (25, 2875680), (30, 2396400), (32, 2246625), (36, 1997000), (40, 1797300), (45, 1597600), (48, 1497750), (50, 1437840), (60, 1198200), (72, 998500), (75, 958560), (80, 898650), (90, 798800), (96, 748875), (100, 718920), (120, 599100), (125, 575136), (144, 499250), (150, 479280), (160, 449325), (180, 399400), (200, 359460), (225, 319520), (240, 299550), (250, 287568), (288, 249625), (300, 239640), (360, 199700), (375, 191712), (400, 179730), (450, 159760), (480, 149775), (500, 143784), (600, 119820), (720, 99850), (750, 95856), (800, 89865), (900, 79880), (1000, 71892), (1125, 63904), (1200, 59910), (1440, 49925), (1500, 47928), (1800, 39940), (1997, 36000), (2000, 35946), (2250, 31952), (2400, 29955), (3000, 23964), (3600, 19970), (3994, 18000), (4000, 17973), (4500, 15976), (5991, 12000), (6000, 11982), (7200, 9985), (7988, 9000)]