128382156

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 144

約数和(自身を含む): 390062400

約数和(自身を除く): 261680244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 49, 63, 74, 84, 98, 111, 126, 147, 148, 196, 222, 252, 259, 281, 294, 333, 343, 441, 444, 518, 562, 588, 666, 686, 777, 843, 882, 1029, 1036, 1124, 1332, 1372, 1554, 1686, 1764, 1813, 1967, 2058, 2331, 2529, 3087, 3108, 3372, 3626, 3934, 4116, 4662, 5058, 5439, 5901, 6174, 7252, 7868, 9324, 10116, 10397, 10878, 11802, 12348, 12691, 13769, 16317, 17703, 20794, 21756, 23604, 25382, 27538, 31191, 32634, 35406, 38073, 41307, 41588, 50764, 55076, 62382, 65268, 70812, 72779, 76146, 82614, 93573, 96383, 114219, 123921, 124764, 145558, 152292, 165228, 187146, 192766, 218337, 228438, 247842, 289149, 291116, 374292, 385532, 436674, 456876, 495684, 509453, 578298, 655011, 867447, 873348, 1018906, 1156596, 1310022, 1528359, 1734894, 2037812, 2620044, 3056718, 3469788, 3566171, 4585077, 6113436, 7132342, 9170154, 10698513, 14264684, 18340308, 21397026, 32095539, 42794052, 64191078, 128382156]

約数ペア:

[(1, 128382156), (2, 64191078), (3, 42794052), (4, 32095539), (6, 21397026), (7, 18340308), (9, 14264684), (12, 10698513), (14, 9170154), (18, 7132342), (21, 6113436), (28, 4585077), (36, 3566171), (37, 3469788), (42, 3056718), (49, 2620044), (63, 2037812), (74, 1734894), (84, 1528359), (98, 1310022), (111, 1156596), (126, 1018906), (147, 873348), (148, 867447), (196, 655011), (222, 578298), (252, 509453), (259, 495684), (281, 456876), (294, 436674), (333, 385532), (343, 374292), (441, 291116), (444, 289149), (518, 247842), (562, 228438), (588, 218337), (666, 192766), (686, 187146), (777, 165228), (843, 152292), (882, 145558), (1029, 124764), (1036, 123921), (1124, 114219), (1332, 96383), (1372, 93573), (1554, 82614), (1686, 76146), (1764, 72779), (1813, 70812), (1967, 65268), (2058, 62382), (2331, 55076), (2529, 50764), (3087, 41588), (3108, 41307), (3372, 38073), (3626, 35406), (3934, 32634), (4116, 31191), (4662, 27538), (5058, 25382), (5439, 23604), (5901, 21756), (6174, 20794), (7252, 17703), (7868, 16317), (9324, 13769), (10116, 12691), (10397, 12348), (10878, 11802)]