638804124

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:329

約数の個数: 192

約数和(自身を含む): 1959552000

約数和(自身を除く): 1320747876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 106, 107, 108, 126, 149, 159, 189, 212, 214, 252, 298, 318, 321, 371, 378, 428, 447, 477, 596, 636, 642, 742, 749, 756, 894, 954, 963, 1043, 1113, 1284, 1341, 1431, 1484, 1498, 1788, 1908, 1926, 2086, 2226, 2247, 2682, 2862, 2889, 2996, 3129, 3339, 3852, 4023, 4172, 4452, 4494, 5364, 5671, 5724, 5778, 6258, 6678, 6741, 7897, 8046, 8988, 9387, 10017, 11342, 11556, 12516, 13356, 13482, 15794, 15943, 16092, 17013, 18774, 20034, 20223, 22684, 23691, 26964, 28161, 31588, 31886, 34026, 37548, 39697, 40068, 40446, 47382, 47829, 51039, 55279, 56322, 63772, 68052, 71073, 79394, 80892, 94764, 95658, 102078, 110558, 111601, 112644, 119091, 142146, 143487, 153117, 158788, 165837, 191316, 204156, 213219, 221116, 223202, 238182, 284292, 286974, 306234, 331674, 334803, 357273, 426438, 430461, 446404, 476364, 497511, 573948, 612468, 663348, 669606, 714546, 844979, 852876, 860922, 995022, 1004409, 1071819, 1339212, 1429092, 1492533, 1689958, 1721844, 1990044, 2008818, 2143638, 2534937, 2985066, 3013227, 3379916, 4017636, 4287276, 5069874, 5914853, 5970132, 6026454, 7604811, 10139748, 11829706, 12052908, 15209622, 17744559, 22814433, 23659412, 30419244, 35489118, 45628866, 53233677, 70978236, 91257732, 106467354, 159701031, 212934708, 319402062, 638804124]

約数ペア:

[(1, 638804124), (2, 319402062), (3, 212934708), (4, 159701031), (6, 106467354), (7, 91257732), (9, 70978236), (12, 53233677), (14, 45628866), (18, 35489118), (21, 30419244), (27, 23659412), (28, 22814433), (36, 17744559), (42, 15209622), (53, 12052908), (54, 11829706), (63, 10139748), (84, 7604811), (106, 6026454), (107, 5970132), (108, 5914853), (126, 5069874), (149, 4287276), (159, 4017636), (189, 3379916), (212, 3013227), (214, 2985066), (252, 2534937), (298, 2143638), (318, 2008818), (321, 1990044), (371, 1721844), (378, 1689958), (428, 1492533), (447, 1429092), (477, 1339212), (596, 1071819), (636, 1004409), (642, 995022), (742, 860922), (749, 852876), (756, 844979), (894, 714546), (954, 669606), (963, 663348), (1043, 612468), (1113, 573948), (1284, 497511), (1341, 476364), (1431, 446404), (1484, 430461), (1498, 426438), (1788, 357273), (1908, 334803), (1926, 331674), (2086, 306234), (2226, 286974), (2247, 284292), (2682, 238182), (2862, 223202), (2889, 221116), (2996, 213219), (3129, 204156), (3339, 191316), (3852, 165837), (4023, 158788), (4172, 153117), (4452, 143487), (4494, 142146), (5364, 119091), (5671, 112644), (5724, 111601), (5778, 110558), (6258, 102078), (6678, 95658), (6741, 94764), (7897, 80892), (8046, 79394), (8988, 71073), (9387, 68052), (10017, 63772), (11342, 56322), (11556, 55279), (12516, 51039), (13356, 47829), (13482, 47382), (15794, 40446), (15943, 40068), (16092, 39697), (17013, 37548), (18774, 34026), (20034, 31886), (20223, 31588), (22684, 28161), (23691, 26964)]