388906920

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{13337}}^1$

素因数の和:13366

約数の個数: 112

約数和(自身を含む): 1312059060

約数和(自身を除く): 923152140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2430, 2916, 3240, 3645, 4860, 5832, 7290, 9720, 13337, 14580, 26674, 29160, 40011, 53348, 66685, 80022, 106696, 120033, 133370, 160044, 200055, 240066, 266740, 320088, 360099, 400110, 480132, 533480, 600165, 720198, 800220, 960264, 1080297, 1200330, 1440396, 1600440, 1800495, 2160594, 2400660, 2880792, 3240891, 3600990, 4321188, 4801320, 5401485, 6481782, 7201980, 8642376, 9722673, 10802970, 12963564, 14403960, 16204455, 19445346, 21605940, 25927128, 32408910, 38890692, 43211880, 48613365, 64817820, 77781384, 97226730, 129635640, 194453460, 388906920]

約数ペア:

[(1, 388906920), (2, 194453460), (3, 129635640), (4, 97226730), (5, 77781384), (6, 64817820), (8, 48613365), (9, 43211880), (10, 38890692), (12, 32408910), (15, 25927128), (18, 21605940), (20, 19445346), (24, 16204455), (27, 14403960), (30, 12963564), (36, 10802970), (40, 9722673), (45, 8642376), (54, 7201980), (60, 6481782), (72, 5401485), (81, 4801320), (90, 4321188), (108, 3600990), (120, 3240891), (135, 2880792), (162, 2400660), (180, 2160594), (216, 1800495), (243, 1600440), (270, 1440396), (324, 1200330), (360, 1080297), (405, 960264), (486, 800220), (540, 720198), (648, 600165), (729, 533480), (810, 480132), (972, 400110), (1080, 360099), (1215, 320088), (1458, 266740), (1620, 240066), (1944, 200055), (2430, 160044), (2916, 133370), (3240, 120033), (3645, 106696), (4860, 80022), (5832, 66685), (7290, 53348), (9720, 40011), (13337, 29160), (14580, 26674)]