68319680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1$

素因数の和:1534

約数の個数: 112

約数和(自身を含む): 191255904

約数和(自身を除く): 122936224

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1493, 1760, 2080, 2288, 2860, 2986, 3520, 4160, 4576, 5720, 5972, 7465, 9152, 11440, 11944, 14930, 16423, 19409, 22880, 23888, 29860, 32846, 38818, 45760, 47776, 59720, 65692, 77636, 82115, 95552, 97045, 119440, 131384, 155272, 164230, 194090, 213499, 238880, 262768, 310544, 328460, 388180, 426998, 477760, 525536, 621088, 656920, 776360, 853996, 1051072, 1067495, 1242176, 1313840, 1552720, 1707992, 2134990, 2627680, 3105440, 3415984, 4269980, 5255360, 6210880, 6831968, 8539960, 13663936, 17079920, 34159840, 68319680]

約数ペア:

[(1, 68319680), (2, 34159840), (4, 17079920), (5, 13663936), (8, 8539960), (10, 6831968), (11, 6210880), (13, 5255360), (16, 4269980), (20, 3415984), (22, 3105440), (26, 2627680), (32, 2134990), (40, 1707992), (44, 1552720), (52, 1313840), (55, 1242176), (64, 1067495), (65, 1051072), (80, 853996), (88, 776360), (104, 656920), (110, 621088), (130, 525536), (143, 477760), (160, 426998), (176, 388180), (208, 328460), (220, 310544), (260, 262768), (286, 238880), (320, 213499), (352, 194090), (416, 164230), (440, 155272), (520, 131384), (572, 119440), (704, 97045), (715, 95552), (832, 82115), (880, 77636), (1040, 65692), (1144, 59720), (1430, 47776), (1493, 45760), (1760, 38818), (2080, 32846), (2288, 29860), (2860, 23888), (2986, 22880), (3520, 19409), (4160, 16423), (4576, 14930), (5720, 11944), (5972, 11440), (7465, 9152)]