257858244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2617}}^1$

素因数の和:2674

約数の個数: 144

約数和(自身を含む): 823350528

約数和(自身を除く): 565492284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 23, 28, 34, 36, 42, 46, 51, 63, 68, 69, 84, 92, 102, 119, 126, 138, 153, 161, 204, 207, 238, 252, 276, 306, 322, 357, 391, 414, 476, 483, 612, 644, 714, 782, 828, 966, 1071, 1173, 1428, 1449, 1564, 1932, 2142, 2346, 2617, 2737, 2898, 3519, 4284, 4692, 5234, 5474, 5796, 7038, 7851, 8211, 10468, 10948, 14076, 15702, 16422, 18319, 23553, 24633, 31404, 32844, 36638, 44489, 47106, 49266, 54957, 60191, 73276, 88978, 94212, 98532, 109914, 120382, 133467, 164871, 177956, 180573, 219828, 240764, 266934, 311423, 329742, 361146, 400401, 421337, 533868, 541719, 622846, 659484, 722292, 800802, 842674, 934269, 1023247, 1083438, 1245692, 1264011, 1601604, 1685348, 1868538, 2046494, 2166876, 2528022, 2802807, 3069741, 3737076, 3792033, 4092988, 5056044, 5605614, 6139482, 7162729, 7584066, 9209223, 11211228, 12278964, 14325458, 15168132, 18418446, 21488187, 28650916, 36836892, 42976374, 64464561, 85952748, 128929122, 257858244]

約数ペア:

[(1, 257858244), (2, 128929122), (3, 85952748), (4, 64464561), (6, 42976374), (7, 36836892), (9, 28650916), (12, 21488187), (14, 18418446), (17, 15168132), (18, 14325458), (21, 12278964), (23, 11211228), (28, 9209223), (34, 7584066), (36, 7162729), (42, 6139482), (46, 5605614), (51, 5056044), (63, 4092988), (68, 3792033), (69, 3737076), (84, 3069741), (92, 2802807), (102, 2528022), (119, 2166876), (126, 2046494), (138, 1868538), (153, 1685348), (161, 1601604), (204, 1264011), (207, 1245692), (238, 1083438), (252, 1023247), (276, 934269), (306, 842674), (322, 800802), (357, 722292), (391, 659484), (414, 622846), (476, 541719), (483, 533868), (612, 421337), (644, 400401), (714, 361146), (782, 329742), (828, 311423), (966, 266934), (1071, 240764), (1173, 219828), (1428, 180573), (1449, 177956), (1564, 164871), (1932, 133467), (2142, 120382), (2346, 109914), (2617, 98532), (2737, 94212), (2898, 88978), (3519, 73276), (4284, 60191), (4692, 54957), (5234, 49266), (5474, 47106), (5796, 44489), (7038, 36638), (7851, 32844), (8211, 31404), (10468, 24633), (10948, 23553), (14076, 18319), (15702, 16422)]