253107720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1940

約数の個数: 128

約数和(自身を含む): 850608000

約数和(自身を除く): 597500280

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, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 1048, 1080, 1179, 1310, 1572, 1789, 1965, 2358, 2620, 3144, 3537, 3578, 3930, 4716, 5240, 5367, 5895, 7074, 7156, 7860, 8945, 9432, 10734, 11790, 14148, 14312, 15720, 16101, 17685, 17890, 21468, 23580, 26835, 28296, 32202, 35370, 35780, 42936, 47160, 48303, 53670, 64404, 70740, 71560, 80505, 96606, 107340, 128808, 141480, 161010, 193212, 214680, 234359, 241515, 322020, 386424, 468718, 483030, 644040, 703077, 937436, 966060, 1171795, 1406154, 1874872, 1932120, 2109231, 2343590, 2812308, 3515385, 4218462, 4687180, 5624616, 6327693, 7030770, 8436924, 9374360, 10546155, 12655386, 14061540, 16873848, 21092310, 25310772, 28123080, 31638465, 42184620, 50621544, 63276930, 84369240, 126553860, 253107720]

約数ペア:

[(1, 253107720), (2, 126553860), (3, 84369240), (4, 63276930), (5, 50621544), (6, 42184620), (8, 31638465), (9, 28123080), (10, 25310772), (12, 21092310), (15, 16873848), (18, 14061540), (20, 12655386), (24, 10546155), (27, 9374360), (30, 8436924), (36, 7030770), (40, 6327693), (45, 5624616), (54, 4687180), (60, 4218462), (72, 3515385), (90, 2812308), (108, 2343590), (120, 2109231), (131, 1932120), (135, 1874872), (180, 1406154), (216, 1171795), (262, 966060), (270, 937436), (360, 703077), (393, 644040), (524, 483030), (540, 468718), (655, 386424), (786, 322020), (1048, 241515), (1080, 234359), (1179, 214680), (1310, 193212), (1572, 161010), (1789, 141480), (1965, 128808), (2358, 107340), (2620, 96606), (3144, 80505), (3537, 71560), (3578, 70740), (3930, 64404), (4716, 53670), (5240, 48303), (5367, 47160), (5895, 42936), (7074, 35780), (7156, 35370), (7860, 32202), (8945, 28296), (9432, 26835), (10734, 23580), (11790, 21468), (14148, 17890), (14312, 17685), (15720, 16101)]