220831920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 200

約数和(自身を含む): 782668656

約数和(自身を除く): 561836736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 212, 216, 240, 265, 270, 318, 324, 360, 405, 424, 432, 477, 530, 540, 636, 643, 648, 720, 795, 810, 848, 954, 1060, 1080, 1272, 1286, 1296, 1431, 1590, 1620, 1908, 1929, 2120, 2160, 2385, 2544, 2572, 2862, 3180, 3215, 3240, 3816, 3858, 4240, 4293, 4770, 5144, 5724, 5787, 6360, 6430, 6480, 7155, 7632, 7716, 8586, 9540, 9645, 10288, 11448, 11574, 12720, 12860, 14310, 15432, 17172, 17361, 19080, 19290, 21465, 22896, 23148, 25720, 28620, 28935, 30864, 34079, 34344, 34722, 38160, 38580, 42930, 46296, 51440, 52083, 57240, 57870, 68158, 68688, 69444, 77160, 85860, 86805, 92592, 102237, 104166, 114480, 115740, 136316, 138888, 154320, 170395, 171720, 173610, 204474, 208332, 231480, 260415, 272632, 277776, 306711, 340790, 343440, 347220, 408948, 416664, 462960, 511185, 520830, 545264, 613422, 681580, 694440, 817896, 833328, 920133, 1022370, 1041660, 1226844, 1363160, 1388880, 1533555, 1635792, 1840266, 2044740, 2083320, 2453688, 2726320, 2760399, 3067110, 3680532, 4089480, 4166640, 4600665, 4907376, 5520798, 6134220, 7361064, 8178960, 9201330, 11041596, 12268440, 13801995, 14722128, 18402660, 22083192, 24536880, 27603990, 36805320, 44166384, 55207980, 73610640, 110415960, 220831920]

約数ペア:

[(1, 220831920), (2, 110415960), (3, 73610640), (4, 55207980), (5, 44166384), (6, 36805320), (8, 27603990), (9, 24536880), (10, 22083192), (12, 18402660), (15, 14722128), (16, 13801995), (18, 12268440), (20, 11041596), (24, 9201330), (27, 8178960), (30, 7361064), (36, 6134220), (40, 5520798), (45, 4907376), (48, 4600665), (53, 4166640), (54, 4089480), (60, 3680532), (72, 3067110), (80, 2760399), (81, 2726320), (90, 2453688), (106, 2083320), (108, 2044740), (120, 1840266), (135, 1635792), (144, 1533555), (159, 1388880), (162, 1363160), (180, 1226844), (212, 1041660), (216, 1022370), (240, 920133), (265, 833328), (270, 817896), (318, 694440), (324, 681580), (360, 613422), (405, 545264), (424, 520830), (432, 511185), (477, 462960), (530, 416664), (540, 408948), (636, 347220), (643, 343440), (648, 340790), (720, 306711), (795, 277776), (810, 272632), (848, 260415), (954, 231480), (1060, 208332), (1080, 204474), (1272, 173610), (1286, 171720), (1296, 170395), (1431, 154320), (1590, 138888), (1620, 136316), (1908, 115740), (1929, 114480), (2120, 104166), (2160, 102237), (2385, 92592), (2544, 86805), (2572, 85860), (2862, 77160), (3180, 69444), (3215, 68688), (3240, 68158), (3816, 57870), (3858, 57240), (4240, 52083), (4293, 51440), (4770, 46296), (5144, 42930), (5724, 38580), (5787, 38160), (6360, 34722), (6430, 34344), (6480, 34079), (7155, 30864), (7632, 28935), (7716, 28620), (8586, 25720), (9540, 23148), (9645, 22896), (10288, 21465), (11448, 19290), (11574, 19080), (12720, 17361), (12860, 17172), (14310, 15432)]