399336480

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{10271}}^1$

素因数の和:10301

約数の個数: 144

約数和(自身を含む): 1413345024

約数和(自身を除く): 1014008544

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 10271, 12960, 19440, 20542, 30813, 38880, 41084, 51355, 61626, 82168, 92439, 102710, 123252, 154065, 164336, 184878, 205420, 246504, 277317, 308130, 328672, 369756, 410840, 462195, 493008, 554634, 616260, 739512, 821680, 831951, 924390, 986016, 1109268, 1232520, 1386585, 1479024, 1643360, 1663902, 1848780, 2218536, 2465040, 2495853, 2773170, 2958048, 3327804, 3697560, 4159755, 4437072, 4930080, 4991706, 5546340, 6655608, 7395120, 8319510, 8874144, 9983412, 11092680, 12479265, 13311216, 14790240, 16639020, 19966824, 22185360, 24958530, 26622432, 33278040, 39933648, 44370720, 49917060, 66556080, 79867296, 99834120, 133112160, 199668240, 399336480]

約数ペア:

[(1, 399336480), (2, 199668240), (3, 133112160), (4, 99834120), (5, 79867296), (6, 66556080), (8, 49917060), (9, 44370720), (10, 39933648), (12, 33278040), (15, 26622432), (16, 24958530), (18, 22185360), (20, 19966824), (24, 16639020), (27, 14790240), (30, 13311216), (32, 12479265), (36, 11092680), (40, 9983412), (45, 8874144), (48, 8319510), (54, 7395120), (60, 6655608), (72, 5546340), (80, 4991706), (81, 4930080), (90, 4437072), (96, 4159755), (108, 3697560), (120, 3327804), (135, 2958048), (144, 2773170), (160, 2495853), (162, 2465040), (180, 2218536), (216, 1848780), (240, 1663902), (243, 1643360), (270, 1479024), (288, 1386585), (324, 1232520), (360, 1109268), (405, 986016), (432, 924390), (480, 831951), (486, 821680), (540, 739512), (648, 616260), (720, 554634), (810, 493008), (864, 462195), (972, 410840), (1080, 369756), (1215, 328672), (1296, 308130), (1440, 277317), (1620, 246504), (1944, 205420), (2160, 184878), (2430, 164336), (2592, 154065), (3240, 123252), (3888, 102710), (4320, 92439), (4860, 82168), (6480, 61626), (7776, 51355), (9720, 41084), (10271, 38880), (12960, 30813), (19440, 20542)]