79852740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 144

約数和(自身を含む): 260620416

約数和(自身を除く): 180767676

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 165, 170, 187, 204, 220, 242, 255, 330, 340, 363, 374, 484, 510, 561, 605, 647, 660, 726, 748, 935, 1020, 1122, 1210, 1294, 1452, 1815, 1870, 1941, 2057, 2244, 2420, 2588, 2805, 3235, 3630, 3740, 3882, 4114, 5610, 6171, 6470, 7117, 7260, 7764, 8228, 9705, 10285, 10999, 11220, 12342, 12940, 14234, 19410, 20570, 21351, 21998, 24684, 28468, 30855, 32997, 35585, 38820, 41140, 42702, 43996, 54995, 61710, 65994, 71170, 78287, 85404, 106755, 109990, 120989, 123420, 131988, 142340, 156574, 164985, 213510, 219980, 234861, 241978, 313148, 329970, 362967, 391435, 427020, 469722, 483956, 604945, 659940, 725934, 782870, 939444, 1174305, 1209890, 1330879, 1451868, 1565740, 1814835, 2348610, 2419780, 2661758, 3629670, 3992637, 4697220, 5323516, 6654395, 7259340, 7985274, 13308790, 15970548, 19963185, 26617580, 39926370, 79852740]

約数ペア:

[(1, 79852740), (2, 39926370), (3, 26617580), (4, 19963185), (5, 15970548), (6, 13308790), (10, 7985274), (11, 7259340), (12, 6654395), (15, 5323516), (17, 4697220), (20, 3992637), (22, 3629670), (30, 2661758), (33, 2419780), (34, 2348610), (44, 1814835), (51, 1565740), (55, 1451868), (60, 1330879), (66, 1209890), (68, 1174305), (85, 939444), (102, 782870), (110, 725934), (121, 659940), (132, 604945), (165, 483956), (170, 469722), (187, 427020), (204, 391435), (220, 362967), (242, 329970), (255, 313148), (330, 241978), (340, 234861), (363, 219980), (374, 213510), (484, 164985), (510, 156574), (561, 142340), (605, 131988), (647, 123420), (660, 120989), (726, 109990), (748, 106755), (935, 85404), (1020, 78287), (1122, 71170), (1210, 65994), (1294, 61710), (1452, 54995), (1815, 43996), (1870, 42702), (1941, 41140), (2057, 38820), (2244, 35585), (2420, 32997), (2588, 30855), (2805, 28468), (3235, 24684), (3630, 21998), (3740, 21351), (3882, 20570), (4114, 19410), (5610, 14234), (6171, 12940), (6470, 12342), (7117, 11220), (7260, 10999), (7764, 10285), (8228, 9705)]