1381920876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{719}}^1$

素因数の和:1028

約数の個数: 144

約数和(自身を含む): 4151347200

約数和(自身を除く): 2769426324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 263, 348, 406, 522, 526, 609, 719, 789, 812, 1044, 1052, 1218, 1438, 1578, 1827, 1841, 2157, 2367, 2436, 2876, 3156, 3654, 3682, 4314, 4734, 5033, 5523, 6471, 7308, 7364, 7627, 8628, 9468, 10066, 11046, 12942, 15099, 15254, 16569, 20132, 20851, 22092, 22881, 25884, 30198, 30508, 33138, 41702, 45297, 45762, 53389, 60396, 62553, 66276, 68643, 83404, 90594, 91524, 106778, 125106, 137286, 145957, 160167, 181188, 187659, 189097, 213556, 250212, 274572, 291914, 320334, 375318, 378194, 437871, 480501, 567291, 583828, 640668, 750636, 756388, 875742, 961002, 1134582, 1313613, 1323679, 1701873, 1751484, 1922004, 2269164, 2627226, 2647358, 3403746, 3971037, 5254452, 5294716, 5483813, 6807492, 7942074, 10967626, 11913111, 15884148, 16451439, 21935252, 23826222, 32902878, 38386691, 47652444, 49354317, 65805756, 76773382, 98708634, 115160073, 153546764, 197417268, 230320146, 345480219, 460640292, 690960438, 1381920876]

約数ペア:

[(1, 1381920876), (2, 690960438), (3, 460640292), (4, 345480219), (6, 230320146), (7, 197417268), (9, 153546764), (12, 115160073), (14, 98708634), (18, 76773382), (21, 65805756), (28, 49354317), (29, 47652444), (36, 38386691), (42, 32902878), (58, 23826222), (63, 21935252), (84, 16451439), (87, 15884148), (116, 11913111), (126, 10967626), (174, 7942074), (203, 6807492), (252, 5483813), (261, 5294716), (263, 5254452), (348, 3971037), (406, 3403746), (522, 2647358), (526, 2627226), (609, 2269164), (719, 1922004), (789, 1751484), (812, 1701873), (1044, 1323679), (1052, 1313613), (1218, 1134582), (1438, 961002), (1578, 875742), (1827, 756388), (1841, 750636), (2157, 640668), (2367, 583828), (2436, 567291), (2876, 480501), (3156, 437871), (3654, 378194), (3682, 375318), (4314, 320334), (4734, 291914), (5033, 274572), (5523, 250212), (6471, 213556), (7308, 189097), (7364, 187659), (7627, 181188), (8628, 160167), (9468, 145957), (10066, 137286), (11046, 125106), (12942, 106778), (15099, 91524), (15254, 90594), (16569, 83404), (20132, 68643), (20851, 66276), (22092, 62553), (22881, 60396), (25884, 53389), (30198, 45762), (30508, 45297), (33138, 41702)]