1680034180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 4158263088

約数和(自身を除く): 2478228908

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 97, 110, 121, 170, 187, 194, 220, 242, 340, 374, 388, 421, 484, 485, 605, 748, 842, 935, 970, 1067, 1210, 1649, 1684, 1870, 1940, 2057, 2105, 2134, 2420, 3298, 3740, 4114, 4210, 4268, 4631, 5335, 6596, 7157, 8228, 8245, 8420, 9262, 10285, 10670, 11737, 14314, 16490, 18139, 18524, 20570, 21340, 23155, 23474, 28628, 32980, 35785, 36278, 40837, 41140, 46310, 46948, 50941, 58685, 71570, 72556, 78727, 81674, 90695, 92620, 101882, 117370, 143140, 157454, 163348, 181390, 199529, 203764, 204185, 234740, 254705, 314908, 362780, 393635, 399058, 408370, 449207, 509410, 694229, 787270, 798116, 816740, 865997, 898414, 997645, 1018820, 1388458, 1574540, 1731994, 1796828, 1995290, 2246035, 2776916, 3463988, 3471145, 3990580, 4329985, 4492070, 4941277, 6942290, 7636519, 8659970, 8984140, 9882554, 13884580, 15273038, 17319940, 19765108, 24706385, 30546076, 38182595, 49412770, 76365190, 84001709, 98825540, 152730380, 168003418, 336006836, 420008545, 840017090, 1680034180]

約数ペア:

[(1, 1680034180), (2, 840017090), (4, 420008545), (5, 336006836), (10, 168003418), (11, 152730380), (17, 98825540), (20, 84001709), (22, 76365190), (34, 49412770), (44, 38182595), (55, 30546076), (68, 24706385), (85, 19765108), (97, 17319940), (110, 15273038), (121, 13884580), (170, 9882554), (187, 8984140), (194, 8659970), (220, 7636519), (242, 6942290), (340, 4941277), (374, 4492070), (388, 4329985), (421, 3990580), (484, 3471145), (485, 3463988), (605, 2776916), (748, 2246035), (842, 1995290), (935, 1796828), (970, 1731994), (1067, 1574540), (1210, 1388458), (1649, 1018820), (1684, 997645), (1870, 898414), (1940, 865997), (2057, 816740), (2105, 798116), (2134, 787270), (2420, 694229), (3298, 509410), (3740, 449207), (4114, 408370), (4210, 399058), (4268, 393635), (4631, 362780), (5335, 314908), (6596, 254705), (7157, 234740), (8228, 204185), (8245, 203764), (8420, 199529), (9262, 181390), (10285, 163348), (10670, 157454), (11737, 143140), (14314, 117370), (16490, 101882), (18139, 92620), (18524, 90695), (20570, 81674), (21340, 78727), (23155, 72556), (23474, 71570), (28628, 58685), (32980, 50941), (35785, 46948), (36278, 46310), (40837, 41140)]