1538593920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:628

約数の個数: 256

約数和(自身を含む): 5485968000

約数和(自身を除く): 3947374080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 269, 270, 288, 320, 331, 360, 384, 432, 480, 538, 540, 576, 640, 662, 720, 807, 864, 960, 993, 1076, 1080, 1152, 1324, 1345, 1440, 1614, 1655, 1728, 1920, 1986, 2152, 2160, 2421, 2648, 2690, 2880, 2979, 3228, 3310, 3456, 3972, 4035, 4304, 4320, 4842, 4965, 5296, 5380, 5760, 5958, 6456, 6620, 7263, 7944, 8070, 8608, 8640, 8937, 9684, 9930, 10592, 10760, 11916, 12105, 12912, 13240, 14526, 14895, 15888, 16140, 17216, 17280, 17874, 19368, 19860, 21184, 21520, 23832, 24210, 25824, 26480, 29052, 29790, 31776, 32280, 34432, 35748, 36315, 38736, 39720, 42368, 43040, 44685, 47664, 48420, 51648, 52960, 58104, 59580, 63552, 64560, 71496, 72630, 77472, 79440, 86080, 89039, 89370, 95328, 96840, 103296, 105920, 116208, 119160, 127104, 129120, 142992, 145260, 154944, 158880, 172160, 178078, 178740, 190656, 193680, 211840, 232416, 238320, 258240, 267117, 285984, 290520, 309888, 317760, 356156, 357480, 381312, 387360, 445195, 464832, 476640, 516480, 534234, 571968, 581040, 635520, 712312, 714960, 774720, 801351, 890390, 929664, 953280, 1068468, 1143936, 1162080, 1335585, 1424624, 1429920, 1549440, 1602702, 1780780, 1906560, 2136936, 2324160, 2404053, 2671170, 2849248, 2859840, 3205404, 3561560, 4006755, 4273872, 4648320, 4808106, 5342340, 5698496, 5719680, 6410808, 7123120, 8013510, 8547744, 9616212, 10684680, 11396992, 12020265, 12821616, 14246240, 16027020, 17095488, 19232424, 21369360, 24040530, 25643232, 28492480, 32054040, 34190976, 38464848, 42738720, 48081060, 51286464, 56984960, 64108080, 76929696, 85477440, 96162120, 102572928, 128216160, 153859392, 170954880, 192324240, 256432320, 307718784, 384648480, 512864640, 769296960, 1538593920]

約数ペア:

[(1, 1538593920), (2, 769296960), (3, 512864640), (4, 384648480), (5, 307718784), (6, 256432320), (8, 192324240), (9, 170954880), (10, 153859392), (12, 128216160), (15, 102572928), (16, 96162120), (18, 85477440), (20, 76929696), (24, 64108080), (27, 56984960), (30, 51286464), (32, 48081060), (36, 42738720), (40, 38464848), (45, 34190976), (48, 32054040), (54, 28492480), (60, 25643232), (64, 24040530), (72, 21369360), (80, 19232424), (90, 17095488), (96, 16027020), (108, 14246240), (120, 12821616), (128, 12020265), (135, 11396992), (144, 10684680), (160, 9616212), (180, 8547744), (192, 8013510), (216, 7123120), (240, 6410808), (269, 5719680), (270, 5698496), (288, 5342340), (320, 4808106), (331, 4648320), (360, 4273872), (384, 4006755), (432, 3561560), (480, 3205404), (538, 2859840), (540, 2849248), (576, 2671170), (640, 2404053), (662, 2324160), (720, 2136936), (807, 1906560), (864, 1780780), (960, 1602702), (993, 1549440), (1076, 1429920), (1080, 1424624), (1152, 1335585), (1324, 1162080), (1345, 1143936), (1440, 1068468), (1614, 953280), (1655, 929664), (1728, 890390), (1920, 801351), (1986, 774720), (2152, 714960), (2160, 712312), (2421, 635520), (2648, 581040), (2690, 571968), (2880, 534234), (2979, 516480), (3228, 476640), (3310, 464832), (3456, 445195), (3972, 387360), (4035, 381312), (4304, 357480), (4320, 356156), (4842, 317760), (4965, 309888), (5296, 290520), (5380, 285984), (5760, 267117), (5958, 258240), (6456, 238320), (6620, 232416), (7263, 211840), (7944, 193680), (8070, 190656), (8608, 178740), (8640, 178078), (8937, 172160), (9684, 158880), (9930, 154944), (10592, 145260), (10760, 142992), (11916, 129120), (12105, 127104), (12912, 119160), (13240, 116208), (14526, 105920), (14895, 103296), (15888, 96840), (16140, 95328), (17216, 89370), (17280, 89039), (17874, 86080), (19368, 79440), (19860, 77472), (21184, 72630), (21520, 71496), (23832, 64560), (24210, 63552), (25824, 59580), (26480, 58104), (29052, 52960), (29790, 51648), (31776, 48420), (32280, 47664), (34432, 44685), (35748, 43040), (36315, 42368), (38736, 39720)]