257318248376

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1\times {\mathrm{1093}}^1$

素因数の和:1638

約数の個数: 192

約数和(自身を含む): 600806858400

約数和(自身を除く): 343488610024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 73, 76, 98, 133, 146, 152, 196, 266, 292, 392, 433, 511, 532, 584, 866, 931, 1022, 1064, 1093, 1387, 1732, 1862, 2044, 2186, 2774, 3031, 3464, 3577, 3724, 4088, 4372, 5548, 6062, 7154, 7448, 7651, 8227, 8744, 9709, 11096, 12124, 14308, 15302, 16454, 19418, 20767, 21217, 24248, 28616, 30604, 31609, 32908, 38836, 41534, 42434, 53557, 57589, 61208, 63218, 65816, 67963, 77672, 79789, 83068, 84868, 107114, 115178, 126436, 135926, 145369, 159578, 166136, 169736, 214228, 221263, 230356, 252872, 271852, 290738, 319156, 403123, 428456, 442526, 460712, 473269, 543704, 558523, 581476, 600571, 638312, 806246, 885052, 946538, 1017583, 1117046, 1162952, 1201142, 1515991, 1548841, 1612492, 1770104, 1893076, 2035166, 2234092, 2402284, 3031982, 3097682, 3224984, 3312883, 3786152, 3909661, 4070332, 4203997, 4468184, 4804568, 6063964, 6195364, 6625766, 7819322, 8140664, 8407994, 8992111, 10611937, 12127928, 12390728, 13251532, 15638644, 16815988, 17984222, 21223874, 23190181, 26503064, 29427979, 31277288, 33631976, 34548637, 35968444, 42447748, 46380362, 58855958, 62944777, 69097274, 71936888, 74283559, 84895496, 92760724, 117711916, 125889554, 138194548, 148567118, 185521448, 235423832, 241840459, 251779108, 276389096, 297134236, 440613439, 483680918, 503558216, 594268472, 656424103, 881226878, 967361836, 1312848206, 1692883213, 1762453756, 1934723672, 2625696412, 3385766426, 3524907512, 4594968721, 5251392824, 6771532852, 9189937442, 13543065704, 18379874884, 32164781047, 36759749768, 64329562094, 128659124188, 257318248376]

約数ペア:

[(1, 257318248376), (2, 128659124188), (4, 64329562094), (7, 36759749768), (8, 32164781047), (14, 18379874884), (19, 13543065704), (28, 9189937442), (38, 6771532852), (49, 5251392824), (56, 4594968721), (73, 3524907512), (76, 3385766426), (98, 2625696412), (133, 1934723672), (146, 1762453756), (152, 1692883213), (196, 1312848206), (266, 967361836), (292, 881226878), (392, 656424103), (433, 594268472), (511, 503558216), (532, 483680918), (584, 440613439), (866, 297134236), (931, 276389096), (1022, 251779108), (1064, 241840459), (1093, 235423832), (1387, 185521448), (1732, 148567118), (1862, 138194548), (2044, 125889554), (2186, 117711916), (2774, 92760724), (3031, 84895496), (3464, 74283559), (3577, 71936888), (3724, 69097274), (4088, 62944777), (4372, 58855958), (5548, 46380362), (6062, 42447748), (7154, 35968444), (7448, 34548637), (7651, 33631976), (8227, 31277288), (8744, 29427979), (9709, 26503064), (11096, 23190181), (12124, 21223874), (14308, 17984222), (15302, 16815988), (16454, 15638644), (19418, 13251532), (20767, 12390728), (21217, 12127928), (24248, 10611937), (28616, 8992111), (30604, 8407994), (31609, 8140664), (32908, 7819322), (38836, 6625766), (41534, 6195364), (42434, 6063964), (53557, 4804568), (57589, 4468184), (61208, 4203997), (63218, 4070332), (65816, 3909661), (67963, 3786152), (77672, 3312883), (79789, 3224984), (83068, 3097682), (84868, 3031982), (107114, 2402284), (115178, 2234092), (126436, 2035166), (135926, 1893076), (145369, 1770104), (159578, 1612492), (166136, 1548841), (169736, 1515991), (214228, 1201142), (221263, 1162952), (230356, 1117046), (252872, 1017583), (271852, 946538), (290738, 885052), (319156, 806246), (403123, 638312), (428456, 600571), (442526, 581476), (460712, 558523), (473269, 543704)]