254413432

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 633709440

約数和(自身を除く): 379296008

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 61, 68, 91, 104, 119, 122, 136, 182, 221, 238, 244, 337, 364, 427, 442, 476, 488, 674, 728, 793, 854, 884, 952, 1037, 1348, 1547, 1586, 1708, 1768, 2074, 2359, 2696, 3094, 3172, 3416, 4148, 4381, 4718, 5551, 5729, 6188, 6344, 7259, 8296, 8762, 9436, 11102, 11458, 12376, 13481, 14518, 17524, 18872, 20557, 22204, 22916, 26962, 29036, 30667, 35048, 40103, 41114, 44408, 45832, 53924, 58072, 61334, 74477, 80206, 82228, 94367, 107848, 122668, 143899, 148954, 160412, 164456, 188734, 245336, 267241, 287798, 297908, 320824, 349469, 377468, 521339, 534482, 575596, 595816, 698938, 754936, 1042678, 1068964, 1151192, 1397876, 1870687, 2085356, 2137928, 2446283, 2795752, 3741374, 4170712, 4543097, 4892566, 7482748, 9086194, 9785132, 14965496, 18172388, 19570264, 31801679, 36344776, 63603358, 127206716, 254413432]

約数ペア:

[(1, 254413432), (2, 127206716), (4, 63603358), (7, 36344776), (8, 31801679), (13, 19570264), (14, 18172388), (17, 14965496), (26, 9785132), (28, 9086194), (34, 7482748), (52, 4892566), (56, 4543097), (61, 4170712), (68, 3741374), (91, 2795752), (104, 2446283), (119, 2137928), (122, 2085356), (136, 1870687), (182, 1397876), (221, 1151192), (238, 1068964), (244, 1042678), (337, 754936), (364, 698938), (427, 595816), (442, 575596), (476, 534482), (488, 521339), (674, 377468), (728, 349469), (793, 320824), (854, 297908), (884, 287798), (952, 267241), (1037, 245336), (1348, 188734), (1547, 164456), (1586, 160412), (1708, 148954), (1768, 143899), (2074, 122668), (2359, 107848), (2696, 94367), (3094, 82228), (3172, 80206), (3416, 74477), (4148, 61334), (4381, 58072), (4718, 53924), (5551, 45832), (5729, 44408), (6188, 41114), (6344, 40103), (7259, 35048), (8296, 30667), (8762, 29036), (9436, 26962), (11102, 22916), (11458, 22204), (12376, 20557), (13481, 18872), (14518, 17524)]