1285327472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:671

約数の個数: 120

約数和(自身を含む): 2984451840

約数和(自身を除く): 1699124368

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 169, 176, 208, 286, 316, 338, 547, 572, 632, 676, 869, 1027, 1094, 1144, 1264, 1352, 1738, 1859, 2054, 2188, 2288, 2704, 3476, 3718, 4108, 4376, 6017, 6952, 7111, 7436, 8216, 8752, 11297, 12034, 13351, 13904, 14222, 14872, 16432, 22594, 24068, 26702, 28444, 29744, 43213, 45188, 48136, 53404, 56888, 78221, 86426, 90376, 92443, 96272, 106808, 113776, 146861, 156442, 172852, 180752, 184886, 213616, 293722, 312884, 345704, 369772, 475343, 561769, 587444, 625768, 691408, 739544, 950686, 1016873, 1123538, 1174888, 1251536, 1479088, 1901372, 2033746, 2247076, 2349776, 3802744, 4067492, 4494152, 6179459, 7302997, 7605488, 8134984, 8988304, 12358918, 14605994, 16269968, 24717836, 29211988, 49435672, 58423976, 80332967, 98871344, 116847952, 160665934, 321331868, 642663736, 1285327472]

約数ペア:

[(1, 1285327472), (2, 642663736), (4, 321331868), (8, 160665934), (11, 116847952), (13, 98871344), (16, 80332967), (22, 58423976), (26, 49435672), (44, 29211988), (52, 24717836), (79, 16269968), (88, 14605994), (104, 12358918), (143, 8988304), (158, 8134984), (169, 7605488), (176, 7302997), (208, 6179459), (286, 4494152), (316, 4067492), (338, 3802744), (547, 2349776), (572, 2247076), (632, 2033746), (676, 1901372), (869, 1479088), (1027, 1251536), (1094, 1174888), (1144, 1123538), (1264, 1016873), (1352, 950686), (1738, 739544), (1859, 691408), (2054, 625768), (2188, 587444), (2288, 561769), (2704, 475343), (3476, 369772), (3718, 345704), (4108, 312884), (4376, 293722), (6017, 213616), (6952, 184886), (7111, 180752), (7436, 172852), (8216, 156442), (8752, 146861), (11297, 113776), (12034, 106808), (13351, 96272), (13904, 92443), (14222, 90376), (14872, 86426), (16432, 78221), (22594, 56888), (24068, 53404), (26702, 48136), (28444, 45188), (29744, 43213)]