81468114

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 217147392

約数和(自身を除く): 135679278

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 67, 78, 91, 102, 119, 131, 134, 182, 201, 221, 238, 262, 273, 357, 393, 402, 442, 469, 546, 663, 714, 786, 871, 917, 938, 1139, 1326, 1407, 1547, 1703, 1742, 1834, 2227, 2278, 2613, 2751, 2814, 3094, 3406, 3417, 4454, 4641, 5109, 5226, 5502, 6097, 6681, 6834, 7973, 8777, 9282, 10218, 11921, 12194, 13362, 14807, 15589, 15946, 17554, 18291, 23842, 23919, 26331, 28951, 29614, 31178, 35763, 36582, 44421, 46767, 47838, 52662, 57902, 61439, 71526, 86853, 88842, 93534, 103649, 114101, 122878, 149209, 173706, 184317, 202657, 207298, 228202, 298418, 310947, 342303, 368634, 405314, 447627, 607971, 621894, 684606, 798707, 895254, 1044463, 1215942, 1597414, 1939717, 2088926, 2396121, 3133389, 3879434, 4792242, 5819151, 6266778, 11638302, 13578019, 27156038, 40734057, 81468114]

約数ペア:

[(1, 81468114), (2, 40734057), (3, 27156038), (6, 13578019), (7, 11638302), (13, 6266778), (14, 5819151), (17, 4792242), (21, 3879434), (26, 3133389), (34, 2396121), (39, 2088926), (42, 1939717), (51, 1597414), (67, 1215942), (78, 1044463), (91, 895254), (102, 798707), (119, 684606), (131, 621894), (134, 607971), (182, 447627), (201, 405314), (221, 368634), (238, 342303), (262, 310947), (273, 298418), (357, 228202), (393, 207298), (402, 202657), (442, 184317), (469, 173706), (546, 149209), (663, 122878), (714, 114101), (786, 103649), (871, 93534), (917, 88842), (938, 86853), (1139, 71526), (1326, 61439), (1407, 57902), (1547, 52662), (1703, 47838), (1742, 46767), (1834, 44421), (2227, 36582), (2278, 35763), (2613, 31178), (2751, 29614), (2814, 28951), (3094, 26331), (3406, 23919), (3417, 23842), (4454, 18291), (4641, 17554), (5109, 15946), (5226, 15589), (5502, 14807), (6097, 13362), (6681, 12194), (6834, 11921), (7973, 10218), (8777, 9282)]