30960000

素因数分解:

$2^7\times 3^2\times 5^4\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 240

約数和(自身を含む): 113916660

約数和(自身を除く): 82956660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 43, 45, 48, 50, 60, 64, 72, 75, 80, 86, 90, 96, 100, 120, 125, 128, 129, 144, 150, 160, 172, 180, 192, 200, 215, 225, 240, 250, 258, 288, 300, 320, 344, 360, 375, 384, 387, 400, 430, 450, 480, 500, 516, 576, 600, 625, 640, 645, 688, 720, 750, 774, 800, 860, 900, 960, 1000, 1032, 1075, 1125, 1152, 1200, 1250, 1290, 1376, 1440, 1500, 1548, 1600, 1720, 1800, 1875, 1920, 1935, 2000, 2064, 2150, 2250, 2400, 2500, 2580, 2752, 2880, 3000, 3096, 3200, 3225, 3440, 3600, 3750, 3870, 4000, 4128, 4300, 4500, 4800, 5000, 5160, 5375, 5504, 5625, 5760, 6000, 6192, 6450, 6880, 7200, 7500, 7740, 8000, 8256, 8600, 9000, 9600, 9675, 10000, 10320, 10750, 11250, 12000, 12384, 12900, 13760, 14400, 15000, 15480, 16000, 16125, 16512, 17200, 18000, 19350, 20000, 20640, 21500, 22500, 24000, 24768, 25800, 26875, 27520, 28800, 30000, 30960, 32250, 34400, 36000, 38700, 40000, 41280, 43000, 45000, 48000, 48375, 49536, 51600, 53750, 60000, 61920, 64500, 68800, 72000, 77400, 80000, 80625, 82560, 86000, 90000, 96750, 103200, 107500, 120000, 123840, 129000, 137600, 144000, 154800, 161250, 172000, 180000, 193500, 206400, 215000, 240000, 241875, 247680, 258000, 309600, 322500, 344000, 360000, 387000, 412800, 430000, 483750, 516000, 619200, 645000, 688000, 720000, 774000, 860000, 967500, 1032000, 1238400, 1290000, 1548000, 1720000, 1935000, 2064000, 2580000, 3096000, 3440000, 3870000, 5160000, 6192000, 7740000, 10320000, 15480000, 30960000]

約数ペア:

[(1, 30960000), (2, 15480000), (3, 10320000), (4, 7740000), (5, 6192000), (6, 5160000), (8, 3870000), (9, 3440000), (10, 3096000), (12, 2580000), (15, 2064000), (16, 1935000), (18, 1720000), (20, 1548000), (24, 1290000), (25, 1238400), (30, 1032000), (32, 967500), (36, 860000), (40, 774000), (43, 720000), (45, 688000), (48, 645000), (50, 619200), (60, 516000), (64, 483750), (72, 430000), (75, 412800), (80, 387000), (86, 360000), (90, 344000), (96, 322500), (100, 309600), (120, 258000), (125, 247680), (128, 241875), (129, 240000), (144, 215000), (150, 206400), (160, 193500), (172, 180000), (180, 172000), (192, 161250), (200, 154800), (215, 144000), (225, 137600), (240, 129000), (250, 123840), (258, 120000), (288, 107500), (300, 103200), (320, 96750), (344, 90000), (360, 86000), (375, 82560), (384, 80625), (387, 80000), (400, 77400), (430, 72000), (450, 68800), (480, 64500), (500, 61920), (516, 60000), (576, 53750), (600, 51600), (625, 49536), (640, 48375), (645, 48000), (688, 45000), (720, 43000), (750, 41280), (774, 40000), (800, 38700), (860, 36000), (900, 34400), (960, 32250), (1000, 30960), (1032, 30000), (1075, 28800), (1125, 27520), (1152, 26875), (1200, 25800), (1250, 24768), (1290, 24000), (1376, 22500), (1440, 21500), (1500, 20640), (1548, 20000), (1600, 19350), (1720, 18000), (1800, 17200), (1875, 16512), (1920, 16125), (1935, 16000), (2000, 15480), (2064, 15000), (2150, 14400), (2250, 13760), (2400, 12900), (2500, 12384), (2580, 12000), (2752, 11250), (2880, 10750), (3000, 10320), (3096, 10000), (3200, 9675), (3225, 9600), (3440, 9000), (3600, 8600), (3750, 8256), (3870, 8000), (4000, 7740), (4128, 7500), (4300, 7200), (4500, 6880), (4800, 6450), (5000, 6192), (5160, 6000), (5375, 5760), (5504, 5625)]