30712320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 240

約数和(自身を含む): 112349952

約数和(自身を除く): 81637632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 43, 45, 48, 60, 62, 64, 72, 80, 86, 90, 93, 96, 120, 124, 128, 129, 144, 155, 160, 172, 180, 186, 192, 215, 240, 248, 256, 258, 279, 288, 310, 320, 344, 360, 372, 384, 387, 430, 465, 480, 496, 512, 516, 558, 576, 620, 640, 645, 688, 720, 744, 768, 774, 860, 930, 960, 992, 1032, 1116, 1152, 1240, 1280, 1290, 1333, 1376, 1395, 1440, 1488, 1536, 1548, 1720, 1860, 1920, 1935, 1984, 2064, 2232, 2304, 2480, 2560, 2580, 2666, 2752, 2790, 2880, 2976, 3096, 3440, 3720, 3840, 3870, 3968, 3999, 4128, 4464, 4608, 4960, 5160, 5332, 5504, 5580, 5760, 5952, 6192, 6665, 6880, 7440, 7680, 7740, 7936, 7998, 8256, 8928, 9920, 10320, 10664, 11008, 11160, 11520, 11904, 11997, 12384, 13330, 13760, 14880, 15480, 15872, 15996, 16512, 17856, 19840, 19995, 20640, 21328, 22016, 22320, 23040, 23808, 23994, 24768, 26660, 27520, 29760, 30960, 31992, 33024, 35712, 39680, 39990, 41280, 42656, 44640, 47616, 47988, 49536, 53320, 55040, 59520, 59985, 61920, 63984, 66048, 71424, 79360, 79980, 82560, 85312, 89280, 95976, 99072, 106640, 110080, 119040, 119970, 123840, 127968, 142848, 159960, 165120, 170624, 178560, 191952, 198144, 213280, 238080, 239940, 247680, 255936, 319920, 330240, 341248, 357120, 383904, 426560, 479880, 495360, 511872, 639840, 682496, 714240, 767808, 853120, 959760, 990720, 1023744, 1279680, 1535616, 1706240, 1919520, 2047488, 2559360, 3071232, 3412480, 3839040, 5118720, 6142464, 7678080, 10237440, 15356160, 30712320]

約数ペア:

[(1, 30712320), (2, 15356160), (3, 10237440), (4, 7678080), (5, 6142464), (6, 5118720), (8, 3839040), (9, 3412480), (10, 3071232), (12, 2559360), (15, 2047488), (16, 1919520), (18, 1706240), (20, 1535616), (24, 1279680), (30, 1023744), (31, 990720), (32, 959760), (36, 853120), (40, 767808), (43, 714240), (45, 682496), (48, 639840), (60, 511872), (62, 495360), (64, 479880), (72, 426560), (80, 383904), (86, 357120), (90, 341248), (93, 330240), (96, 319920), (120, 255936), (124, 247680), (128, 239940), (129, 238080), (144, 213280), (155, 198144), (160, 191952), (172, 178560), (180, 170624), (186, 165120), (192, 159960), (215, 142848), (240, 127968), (248, 123840), (256, 119970), (258, 119040), (279, 110080), (288, 106640), (310, 99072), (320, 95976), (344, 89280), (360, 85312), (372, 82560), (384, 79980), (387, 79360), (430, 71424), (465, 66048), (480, 63984), (496, 61920), (512, 59985), (516, 59520), (558, 55040), (576, 53320), (620, 49536), (640, 47988), (645, 47616), (688, 44640), (720, 42656), (744, 41280), (768, 39990), (774, 39680), (860, 35712), (930, 33024), (960, 31992), (992, 30960), (1032, 29760), (1116, 27520), (1152, 26660), (1240, 24768), (1280, 23994), (1290, 23808), (1333, 23040), (1376, 22320), (1395, 22016), (1440, 21328), (1488, 20640), (1536, 19995), (1548, 19840), (1720, 17856), (1860, 16512), (1920, 15996), (1935, 15872), (1984, 15480), (2064, 14880), (2232, 13760), (2304, 13330), (2480, 12384), (2560, 11997), (2580, 11904), (2666, 11520), (2752, 11160), (2790, 11008), (2880, 10664), (2976, 10320), (3096, 9920), (3440, 8928), (3720, 8256), (3840, 7998), (3870, 7936), (3968, 7740), (3999, 7680), (4128, 7440), (4464, 6880), (4608, 6665), (4960, 6192), (5160, 5952), (5332, 5760), (5504, 5580)]