68988276

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 210246400

約数和(自身を除く): 141258124

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, 151, 196, 222, 252, 259, 294, 302, 333, 343, 441, 444, 453, 518, 588, 604, 666, 686, 777, 882, 906, 1029, 1036, 1057, 1332, 1359, 1372, 1554, 1764, 1812, 1813, 2058, 2114, 2331, 2718, 3087, 3108, 3171, 3626, 4116, 4228, 4662, 5436, 5439, 5587, 6174, 6342, 7252, 7399, 9324, 9513, 10878, 11174, 12348, 12684, 12691, 14798, 16317, 16761, 19026, 21756, 22197, 22348, 25382, 29596, 32634, 33522, 38052, 38073, 39109, 44394, 50283, 50764, 51793, 65268, 66591, 67044, 76146, 78218, 88788, 100566, 103586, 114219, 117327, 133182, 152292, 155379, 156436, 201132, 207172, 228438, 234654, 266364, 273763, 310758, 351981, 456876, 466137, 469308, 547526, 621516, 703962, 821289, 932274, 1095052, 1407924, 1642578, 1864548, 1916341, 2463867, 3285156, 3832682, 4927734, 5749023, 7665364, 9855468, 11498046, 17247069, 22996092, 34494138, 68988276]

約数ペア:

[(1, 68988276), (2, 34494138), (3, 22996092), (4, 17247069), (6, 11498046), (7, 9855468), (9, 7665364), (12, 5749023), (14, 4927734), (18, 3832682), (21, 3285156), (28, 2463867), (36, 1916341), (37, 1864548), (42, 1642578), (49, 1407924), (63, 1095052), (74, 932274), (84, 821289), (98, 703962), (111, 621516), (126, 547526), (147, 469308), (148, 466137), (151, 456876), (196, 351981), (222, 310758), (252, 273763), (259, 266364), (294, 234654), (302, 228438), (333, 207172), (343, 201132), (441, 156436), (444, 155379), (453, 152292), (518, 133182), (588, 117327), (604, 114219), (666, 103586), (686, 100566), (777, 88788), (882, 78218), (906, 76146), (1029, 67044), (1036, 66591), (1057, 65268), (1332, 51793), (1359, 50764), (1372, 50283), (1554, 44394), (1764, 39109), (1812, 38073), (1813, 38052), (2058, 33522), (2114, 32634), (2331, 29596), (2718, 25382), (3087, 22348), (3108, 22197), (3171, 21756), (3626, 19026), (4116, 16761), (4228, 16317), (4662, 14798), (5436, 12691), (5439, 12684), (5587, 12348), (6174, 11174), (6342, 10878), (7252, 9513), (7399, 9324)]