1812384720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{279689}}^1$

素因数の和:279714

約数の個数: 100

約数和(自身を含む): 6294703140

約数和(自身を除く): 4482318420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 279689, 559378, 839067, 1118756, 1398445, 1678134, 2237512, 2517201, 2796890, 3356268, 4195335, 4475024, 5034402, 5593780, 6712536, 7551603, 8390670, 10068804, 11187560, 12586005, 13425072, 15103206, 16781340, 20137608, 22375120, 22654809, 25172010, 30206412, 33562680, 37758015, 40275216, 45309618, 50344020, 60412824, 67125360, 75516030, 90619236, 100688040, 113274045, 120825648, 151032060, 181238472, 201376080, 226548090, 302064120, 362476944, 453096180, 604128240, 906192360, 1812384720]

約数ペア:

[(1, 1812384720), (2, 906192360), (3, 604128240), (4, 453096180), (5, 362476944), (6, 302064120), (8, 226548090), (9, 201376080), (10, 181238472), (12, 151032060), (15, 120825648), (16, 113274045), (18, 100688040), (20, 90619236), (24, 75516030), (27, 67125360), (30, 60412824), (36, 50344020), (40, 45309618), (45, 40275216), (48, 37758015), (54, 33562680), (60, 30206412), (72, 25172010), (80, 22654809), (81, 22375120), (90, 20137608), (108, 16781340), (120, 15103206), (135, 13425072), (144, 12586005), (162, 11187560), (180, 10068804), (216, 8390670), (240, 7551603), (270, 6712536), (324, 5593780), (360, 5034402), (405, 4475024), (432, 4195335), (540, 3356268), (648, 2796890), (720, 2517201), (810, 2237512), (1080, 1678134), (1296, 1398445), (1620, 1118756), (2160, 839067), (3240, 559378), (6480, 279689)]