137238178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 298598400

約数和(自身を除く): 161360222

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 31, 34, 38, 62, 77, 89, 119, 133, 154, 178, 187, 209, 217, 238, 266, 323, 341, 374, 418, 434, 527, 589, 623, 646, 682, 979, 1054, 1178, 1246, 1309, 1463, 1513, 1691, 1958, 2261, 2387, 2618, 2759, 2926, 3026, 3382, 3553, 3689, 4123, 4522, 4774, 5518, 5797, 6479, 6853, 7106, 7378, 8246, 10013, 10591, 11594, 11837, 12958, 13706, 16643, 18601, 19313, 20026, 21182, 23674, 24871, 28747, 30349, 33286, 37202, 38626, 40579, 45353, 46903, 49742, 52421, 57494, 60698, 70091, 81158, 90706, 93806, 104842, 110143, 116501, 130207, 140182, 201229, 212443, 220286, 233002, 260414, 316217, 328321, 366947, 402458, 424886, 515933, 576631, 632434, 656642, 733894, 771001, 891157, 1031866, 1153262, 1542002, 1782314, 2213519, 3611531, 4036417, 4427038, 6238099, 7223062, 8072834, 9802727, 12476198, 19605454, 68619089, 137238178]

約数ペア:

[(1, 137238178), (2, 68619089), (7, 19605454), (11, 12476198), (14, 9802727), (17, 8072834), (19, 7223062), (22, 6238099), (31, 4427038), (34, 4036417), (38, 3611531), (62, 2213519), (77, 1782314), (89, 1542002), (119, 1153262), (133, 1031866), (154, 891157), (178, 771001), (187, 733894), (209, 656642), (217, 632434), (238, 576631), (266, 515933), (323, 424886), (341, 402458), (374, 366947), (418, 328321), (434, 316217), (527, 260414), (589, 233002), (623, 220286), (646, 212443), (682, 201229), (979, 140182), (1054, 130207), (1178, 116501), (1246, 110143), (1309, 104842), (1463, 93806), (1513, 90706), (1691, 81158), (1958, 70091), (2261, 60698), (2387, 57494), (2618, 52421), (2759, 49742), (2926, 46903), (3026, 45353), (3382, 40579), (3553, 38626), (3689, 37202), (4123, 33286), (4522, 30349), (4774, 28747), (5518, 24871), (5797, 23674), (6479, 21182), (6853, 20026), (7106, 19313), (7378, 18601), (8246, 16643), (10013, 13706), (10591, 12958), (11594, 11837)]