261303084

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 180

約数和(自身を含む): 807224880

約数和(自身を除く): 545921796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 109, 126, 147, 151, 162, 189, 196, 218, 252, 294, 302, 324, 327, 378, 436, 441, 453, 567, 588, 604, 654, 756, 763, 882, 906, 981, 1057, 1134, 1308, 1323, 1359, 1526, 1764, 1812, 1962, 2114, 2268, 2289, 2646, 2718, 2943, 3052, 3171, 3924, 3969, 4077, 4228, 4578, 5292, 5341, 5436, 5886, 6342, 6867, 7399, 7938, 8154, 8829, 9156, 9513, 10682, 11772, 12231, 12684, 13734, 14798, 15876, 16023, 16308, 16459, 17658, 19026, 20601, 21364, 22197, 24462, 27468, 28539, 29596, 32046, 32918, 35316, 38052, 41202, 44394, 48069, 48924, 49377, 57078, 61803, 64092, 65836, 66591, 82404, 85617, 88788, 96138, 98754, 114156, 115213, 123606, 133182, 144207, 148131, 171234, 192276, 197508, 199773, 230426, 247212, 266364, 288414, 296262, 342468, 345639, 399546, 432621, 444393, 460852, 576828, 592524, 599319, 691278, 799092, 806491, 865242, 888786, 1036917, 1198638, 1333179, 1382556, 1612982, 1730484, 1777572, 2073834, 2397276, 2419473, 2666358, 3110751, 3225964, 4147668, 4838946, 5332716, 6221502, 7258419, 9332253, 9677892, 12443004, 14516838, 18664506, 21775257, 29033676, 37329012, 43550514, 65325771, 87101028, 130651542, 261303084]

約数ペア:

[(1, 261303084), (2, 130651542), (3, 87101028), (4, 65325771), (6, 43550514), (7, 37329012), (9, 29033676), (12, 21775257), (14, 18664506), (18, 14516838), (21, 12443004), (27, 9677892), (28, 9332253), (36, 7258419), (42, 6221502), (49, 5332716), (54, 4838946), (63, 4147668), (81, 3225964), (84, 3110751), (98, 2666358), (108, 2419473), (109, 2397276), (126, 2073834), (147, 1777572), (151, 1730484), (162, 1612982), (189, 1382556), (196, 1333179), (218, 1198638), (252, 1036917), (294, 888786), (302, 865242), (324, 806491), (327, 799092), (378, 691278), (436, 599319), (441, 592524), (453, 576828), (567, 460852), (588, 444393), (604, 432621), (654, 399546), (756, 345639), (763, 342468), (882, 296262), (906, 288414), (981, 266364), (1057, 247212), (1134, 230426), (1308, 199773), (1323, 197508), (1359, 192276), (1526, 171234), (1764, 148131), (1812, 144207), (1962, 133182), (2114, 123606), (2268, 115213), (2289, 114156), (2646, 98754), (2718, 96138), (2943, 88788), (3052, 85617), (3171, 82404), (3924, 66591), (3969, 65836), (4077, 64092), (4228, 61803), (4578, 57078), (5292, 49377), (5341, 48924), (5436, 48069), (5886, 44394), (6342, 41202), (6867, 38052), (7399, 35316), (7938, 32918), (8154, 32046), (8829, 29596), (9156, 28539), (9513, 27468), (10682, 24462), (11772, 22197), (12231, 21364), (12684, 20601), (13734, 19026), (14798, 17658), (15876, 16459), (16023, 16308)]