257790234

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 590284800

約数和(自身を除く): 332494566

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 59, 62, 78, 93, 118, 139, 169, 177, 186, 278, 338, 354, 403, 417, 507, 767, 806, 834, 1014, 1209, 1534, 1807, 1829, 2301, 2418, 3614, 3658, 4309, 4602, 5239, 5421, 5487, 8201, 8618, 9971, 10478, 10842, 10974, 12927, 15717, 16402, 19942, 23491, 23777, 24603, 25854, 29913, 31434, 46982, 47554, 49206, 56017, 59826, 70473, 71331, 106613, 112034, 140946, 142662, 168051, 213226, 254231, 309101, 319839, 336102, 508462, 618202, 639678, 728221, 762693, 927303, 1385969, 1456442, 1525386, 1854606, 2184663, 2771938, 3305003, 4157907, 4369326, 6610006, 8315814, 9915009, 19830018, 42965039, 85930078, 128895117, 257790234]

約数ペア:

[(1, 257790234), (2, 128895117), (3, 85930078), (6, 42965039), (13, 19830018), (26, 9915009), (31, 8315814), (39, 6610006), (59, 4369326), (62, 4157907), (78, 3305003), (93, 2771938), (118, 2184663), (139, 1854606), (169, 1525386), (177, 1456442), (186, 1385969), (278, 927303), (338, 762693), (354, 728221), (403, 639678), (417, 618202), (507, 508462), (767, 336102), (806, 319839), (834, 309101), (1014, 254231), (1209, 213226), (1534, 168051), (1807, 142662), (1829, 140946), (2301, 112034), (2418, 106613), (3614, 71331), (3658, 70473), (4309, 59826), (4602, 56017), (5239, 49206), (5421, 47554), (5487, 46982), (8201, 31434), (8618, 29913), (9971, 25854), (10478, 24603), (10842, 23777), (10974, 23491), (12927, 19942), (15717, 16402)]