1640376738

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30347}}^1$

素因数の和:30389

約数の個数: 128

約数和(自身を含む): 4894525440

約数和(自身を除く): 3254148702

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 351, 378, 429, 462, 546, 594, 693, 702, 819, 858, 1001, 1287, 1386, 1638, 2002, 2079, 2457, 2574, 3003, 3861, 4158, 4914, 6006, 7722, 9009, 18018, 27027, 30347, 54054, 60694, 91041, 182082, 212429, 273123, 333817, 394511, 424858, 546246, 637287, 667634, 789022, 819369, 1001451, 1183533, 1274574, 1638738, 1911861, 2002902, 2336719, 2367066, 2761577, 3004353, 3550599, 3823722, 4339621, 4673438, 5523154, 5735583, 6008706, 7010157, 7101198, 8284731, 8679242, 9013059, 10651797, 11471166, 13018863, 14020314, 16569462, 18026118, 21030471, 21303594, 24854193, 26037726, 30377347, 39056589, 42060942, 49708386, 60754694, 63091413, 74562579, 78113178, 91132041, 117169767, 126182826, 149125158, 182264082, 234339534, 273396123, 546792246, 820188369, 1640376738]

約数ペア:

[(1, 1640376738), (2, 820188369), (3, 546792246), (6, 273396123), (7, 234339534), (9, 182264082), (11, 149125158), (13, 126182826), (14, 117169767), (18, 91132041), (21, 78113178), (22, 74562579), (26, 63091413), (27, 60754694), (33, 49708386), (39, 42060942), (42, 39056589), (54, 30377347), (63, 26037726), (66, 24854193), (77, 21303594), (78, 21030471), (91, 18026118), (99, 16569462), (117, 14020314), (126, 13018863), (143, 11471166), (154, 10651797), (182, 9013059), (189, 8679242), (198, 8284731), (231, 7101198), (234, 7010157), (273, 6008706), (286, 5735583), (297, 5523154), (351, 4673438), (378, 4339621), (429, 3823722), (462, 3550599), (546, 3004353), (594, 2761577), (693, 2367066), (702, 2336719), (819, 2002902), (858, 1911861), (1001, 1638738), (1287, 1274574), (1386, 1183533), (1638, 1001451), (2002, 819369), (2079, 789022), (2457, 667634), (2574, 637287), (3003, 546246), (3861, 424858), (4158, 394511), (4914, 333817), (6006, 273123), (7722, 212429), (9009, 182082), (18018, 91041), (27027, 60694), (30347, 54054)]