84302680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 239708160

約数和(自身を除く): 155405480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 101, 110, 140, 154, 202, 220, 271, 280, 308, 385, 404, 440, 505, 542, 616, 707, 770, 808, 1010, 1084, 1111, 1355, 1414, 1540, 1897, 2020, 2168, 2222, 2710, 2828, 2981, 3080, 3535, 3794, 4040, 4444, 5420, 5555, 5656, 5962, 7070, 7588, 7777, 8888, 9485, 10840, 11110, 11924, 14140, 14905, 15176, 15554, 18970, 20867, 22220, 23848, 27371, 28280, 29810, 31108, 37940, 38885, 41734, 44440, 54742, 59620, 62216, 75880, 77770, 83468, 104335, 109484, 119240, 136855, 155540, 166936, 191597, 208670, 218968, 273710, 301081, 311080, 383194, 417340, 547420, 602162, 766388, 834680, 957985, 1094840, 1204324, 1505405, 1532776, 1915970, 2107567, 2408648, 3010810, 3831940, 4215134, 6021620, 7663880, 8430268, 10537835, 12043240, 16860536, 21075670, 42151340, 84302680]

約数ペア:

[(1, 84302680), (2, 42151340), (4, 21075670), (5, 16860536), (7, 12043240), (8, 10537835), (10, 8430268), (11, 7663880), (14, 6021620), (20, 4215134), (22, 3831940), (28, 3010810), (35, 2408648), (40, 2107567), (44, 1915970), (55, 1532776), (56, 1505405), (70, 1204324), (77, 1094840), (88, 957985), (101, 834680), (110, 766388), (140, 602162), (154, 547420), (202, 417340), (220, 383194), (271, 311080), (280, 301081), (308, 273710), (385, 218968), (404, 208670), (440, 191597), (505, 166936), (542, 155540), (616, 136855), (707, 119240), (770, 109484), (808, 104335), (1010, 83468), (1084, 77770), (1111, 75880), (1355, 62216), (1414, 59620), (1540, 54742), (1897, 44440), (2020, 41734), (2168, 38885), (2222, 37940), (2710, 31108), (2828, 29810), (2981, 28280), (3080, 27371), (3535, 23848), (3794, 22220), (4040, 20867), (4444, 18970), (5420, 15554), (5555, 15176), (5656, 14905), (5962, 14140), (7070, 11924), (7588, 11110), (7777, 10840), (8888, 9485)]