258532274

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 554964480

約数和(自身を除く): 296432206

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 29, 58, 61, 73, 77, 91, 122, 143, 146, 154, 182, 203, 286, 319, 377, 406, 427, 511, 638, 671, 754, 793, 803, 854, 949, 1001, 1022, 1342, 1586, 1606, 1769, 1898, 2002, 2117, 2233, 2639, 3538, 4147, 4234, 4453, 4466, 4697, 5278, 5551, 5621, 6643, 8294, 8723, 8906, 9394, 10439, 11102, 11242, 12383, 13286, 14819, 17446, 19459, 20878, 22997, 23287, 24766, 27521, 29029, 29638, 31171, 38918, 45994, 46574, 48983, 55042, 57889, 58058, 61061, 62342, 73073, 97966, 115778, 122122, 129137, 136213, 146146, 160979, 163009, 192647, 252967, 258274, 272426, 302731, 321958, 326018, 342881, 385294, 405223, 505934, 605462, 636779, 685762, 810446, 903959, 1273558, 1420507, 1678781, 1770769, 1807918, 2119117, 2841014, 3357562, 3541538, 4238234, 4457453, 8914906, 9943549, 11751467, 18466591, 19887098, 23502934, 36933182, 129266137, 258532274]

約数ペア:

[(1, 258532274), (2, 129266137), (7, 36933182), (11, 23502934), (13, 19887098), (14, 18466591), (22, 11751467), (26, 9943549), (29, 8914906), (58, 4457453), (61, 4238234), (73, 3541538), (77, 3357562), (91, 2841014), (122, 2119117), (143, 1807918), (146, 1770769), (154, 1678781), (182, 1420507), (203, 1273558), (286, 903959), (319, 810446), (377, 685762), (406, 636779), (427, 605462), (511, 505934), (638, 405223), (671, 385294), (754, 342881), (793, 326018), (803, 321958), (854, 302731), (949, 272426), (1001, 258274), (1022, 252967), (1342, 192647), (1586, 163009), (1606, 160979), (1769, 146146), (1898, 136213), (2002, 129137), (2117, 122122), (2233, 115778), (2639, 97966), (3538, 73073), (4147, 62342), (4234, 61061), (4453, 58058), (4466, 57889), (4697, 55042), (5278, 48983), (5551, 46574), (5621, 45994), (6643, 38918), (8294, 31171), (8723, 29638), (8906, 29029), (9394, 27521), (10439, 24766), (11102, 23287), (11242, 22997), (12383, 20878), (13286, 19459), (14819, 17446)]