81149040

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{1789}}^1$

素因数の和:1821

約数の個数: 200

約数和(自身を含む): 322285920

約数和(自身を除く): 241136880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1789, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3578, 3780, 4536, 5040, 5367, 5670, 6480, 7156, 7560, 8945, 9072, 10734, 11340, 12523, 14312, 15120, 16101, 17890, 21468, 22680, 25046, 26835, 28624, 32202, 35780, 37569, 42936, 45360, 48303, 50092, 53670, 62615, 64404, 71560, 75138, 80505, 85872, 96606, 100184, 107340, 112707, 125230, 128808, 143120, 144909, 150276, 161010, 187845, 193212, 200368, 214680, 225414, 241515, 250460, 257616, 289818, 300552, 322020, 338121, 375690, 386424, 429360, 450828, 483030, 500920, 563535, 579636, 601104, 644040, 676242, 724545, 751380, 772848, 901656, 966060, 1001840, 1014363, 1127070, 1159272, 1288080, 1352484, 1449090, 1502760, 1690605, 1803312, 1932120, 2028726, 2254140, 2318544, 2704968, 2898180, 3005520, 3381210, 3864240, 4057452, 4508280, 5071815, 5409936, 5796360, 6762420, 8114904, 9016560, 10143630, 11592720, 13524840, 16229808, 20287260, 27049680, 40574520, 81149040]

約数ペア:

[(1, 81149040), (2, 40574520), (3, 27049680), (4, 20287260), (5, 16229808), (6, 13524840), (7, 11592720), (8, 10143630), (9, 9016560), (10, 8114904), (12, 6762420), (14, 5796360), (15, 5409936), (16, 5071815), (18, 4508280), (20, 4057452), (21, 3864240), (24, 3381210), (27, 3005520), (28, 2898180), (30, 2704968), (35, 2318544), (36, 2254140), (40, 2028726), (42, 1932120), (45, 1803312), (48, 1690605), (54, 1502760), (56, 1449090), (60, 1352484), (63, 1288080), (70, 1159272), (72, 1127070), (80, 1014363), (81, 1001840), (84, 966060), (90, 901656), (105, 772848), (108, 751380), (112, 724545), (120, 676242), (126, 644040), (135, 601104), (140, 579636), (144, 563535), (162, 500920), (168, 483030), (180, 450828), (189, 429360), (210, 386424), (216, 375690), (240, 338121), (252, 322020), (270, 300552), (280, 289818), (315, 257616), (324, 250460), (336, 241515), (360, 225414), (378, 214680), (405, 200368), (420, 193212), (432, 187845), (504, 161010), (540, 150276), (560, 144909), (567, 143120), (630, 128808), (648, 125230), (720, 112707), (756, 107340), (810, 100184), (840, 96606), (945, 85872), (1008, 80505), (1080, 75138), (1134, 71560), (1260, 64404), (1296, 62615), (1512, 53670), (1620, 50092), (1680, 48303), (1789, 45360), (1890, 42936), (2160, 37569), (2268, 35780), (2520, 32202), (2835, 28624), (3024, 26835), (3240, 25046), (3578, 22680), (3780, 21468), (4536, 17890), (5040, 16101), (5367, 15120), (5670, 14312), (6480, 12523), (7156, 11340), (7560, 10734), (8945, 9072)]