399193920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{15401}}^1$

素因数の和:15430

約数の個数: 140

約数和(自身を含む): 1420095204

約数和(自身を除く): 1020901284

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 15401, 25920, 30802, 46203, 61604, 77005, 92406, 123208, 138609, 154010, 184812, 231015, 246416, 277218, 308020, 369624, 415827, 462030, 492832, 554436, 616040, 693045, 739248, 831654, 924060, 985664, 1108872, 1232080, 1247481, 1386090, 1478496, 1663308, 1848120, 2079135, 2217744, 2464160, 2494962, 2772180, 2956992, 3326616, 3696240, 4158270, 4435488, 4928320, 4989924, 5544360, 6237405, 6653232, 7392480, 8316540, 8870976, 9979848, 11088720, 12474810, 13306464, 14784960, 16633080, 19959696, 22177440, 24949620, 26612928, 33266160, 39919392, 44354880, 49899240, 66532320, 79838784, 99798480, 133064640, 199596960, 399193920]

約数ペア:

[(1, 399193920), (2, 199596960), (3, 133064640), (4, 99798480), (5, 79838784), (6, 66532320), (8, 49899240), (9, 44354880), (10, 39919392), (12, 33266160), (15, 26612928), (16, 24949620), (18, 22177440), (20, 19959696), (24, 16633080), (27, 14784960), (30, 13306464), (32, 12474810), (36, 11088720), (40, 9979848), (45, 8870976), (48, 8316540), (54, 7392480), (60, 6653232), (64, 6237405), (72, 5544360), (80, 4989924), (81, 4928320), (90, 4435488), (96, 4158270), (108, 3696240), (120, 3326616), (135, 2956992), (144, 2772180), (160, 2494962), (162, 2464160), (180, 2217744), (192, 2079135), (216, 1848120), (240, 1663308), (270, 1478496), (288, 1386090), (320, 1247481), (324, 1232080), (360, 1108872), (405, 985664), (432, 924060), (480, 831654), (540, 739248), (576, 693045), (648, 616040), (720, 554436), (810, 492832), (864, 462030), (960, 415827), (1080, 369624), (1296, 308020), (1440, 277218), (1620, 246416), (1728, 231015), (2160, 184812), (2592, 154010), (2880, 138609), (3240, 123208), (4320, 92406), (5184, 77005), (6480, 61604), (8640, 46203), (12960, 30802), (15401, 25920)]