204804720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1864

約数の個数: 160

約数和(自身を含む): 719150400

約数和(自身を除く): 514345680

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, 90, 106, 108, 120, 135, 144, 159, 180, 212, 216, 240, 265, 270, 318, 360, 424, 432, 477, 530, 540, 636, 720, 795, 848, 954, 1060, 1080, 1272, 1431, 1590, 1789, 1908, 2120, 2160, 2385, 2544, 2862, 3180, 3578, 3816, 4240, 4770, 5367, 5724, 6360, 7155, 7156, 7632, 8945, 9540, 10734, 11448, 12720, 14310, 14312, 16101, 17890, 19080, 21468, 22896, 26835, 28620, 28624, 32202, 35780, 38160, 42936, 48303, 53670, 57240, 64404, 71560, 80505, 85872, 94817, 96606, 107340, 114480, 128808, 143120, 161010, 189634, 193212, 214680, 241515, 257616, 284451, 322020, 379268, 386424, 429360, 474085, 483030, 568902, 644040, 758536, 772848, 853353, 948170, 966060, 1137804, 1288080, 1422255, 1517072, 1706706, 1896340, 1932120, 2275608, 2560059, 2844510, 3413412, 3792680, 3864240, 4266765, 4551216, 5120118, 5689020, 6826824, 7585360, 8533530, 10240236, 11378040, 12800295, 13653648, 17067060, 20480472, 22756080, 25600590, 34134120, 40960944, 51201180, 68268240, 102402360, 204804720]

約数ペア:

[(1, 204804720), (2, 102402360), (3, 68268240), (4, 51201180), (5, 40960944), (6, 34134120), (8, 25600590), (9, 22756080), (10, 20480472), (12, 17067060), (15, 13653648), (16, 12800295), (18, 11378040), (20, 10240236), (24, 8533530), (27, 7585360), (30, 6826824), (36, 5689020), (40, 5120118), (45, 4551216), (48, 4266765), (53, 3864240), (54, 3792680), (60, 3413412), (72, 2844510), (80, 2560059), (90, 2275608), (106, 1932120), (108, 1896340), (120, 1706706), (135, 1517072), (144, 1422255), (159, 1288080), (180, 1137804), (212, 966060), (216, 948170), (240, 853353), (265, 772848), (270, 758536), (318, 644040), (360, 568902), (424, 483030), (432, 474085), (477, 429360), (530, 386424), (540, 379268), (636, 322020), (720, 284451), (795, 257616), (848, 241515), (954, 214680), (1060, 193212), (1080, 189634), (1272, 161010), (1431, 143120), (1590, 128808), (1789, 114480), (1908, 107340), (2120, 96606), (2160, 94817), (2385, 85872), (2544, 80505), (2862, 71560), (3180, 64404), (3578, 57240), (3816, 53670), (4240, 48303), (4770, 42936), (5367, 38160), (5724, 35780), (6360, 32202), (7155, 28624), (7156, 28620), (7632, 26835), (8945, 22896), (9540, 21468), (10734, 19080), (11448, 17890), (12720, 16101), (14310, 14312)]