289254784

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1360

約数の個数: 128

約数和(自身を含む): 747129600

約数和(自身を除く): 457874816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 896, 988, 1064, 1216, 1307, 1456, 1664, 1729, 1976, 2128, 2432, 2614, 2912, 3458, 3952, 4256, 5228, 5824, 6916, 7904, 8512, 9149, 10456, 11648, 13832, 15808, 16991, 17024, 18298, 20912, 24833, 27664, 31616, 33982, 36596, 41824, 49666, 55328, 67964, 73192, 83648, 99332, 110656, 118937, 135928, 146384, 167296, 173831, 198664, 221312, 237874, 271856, 292768, 322829, 347662, 397328, 475748, 543712, 585536, 645658, 695324, 794656, 951496, 1087424, 1171072, 1291316, 1390648, 1589312, 1902992, 2174848, 2259803, 2582632, 2781296, 3178624, 3805984, 4519606, 5165264, 5562592, 7611968, 9039212, 10330528, 11125184, 15223936, 18078424, 20661056, 22250368, 36156848, 41322112, 72313696, 144627392, 289254784]

約数ペア:

[(1, 289254784), (2, 144627392), (4, 72313696), (7, 41322112), (8, 36156848), (13, 22250368), (14, 20661056), (16, 18078424), (19, 15223936), (26, 11125184), (28, 10330528), (32, 9039212), (38, 7611968), (52, 5562592), (56, 5165264), (64, 4519606), (76, 3805984), (91, 3178624), (104, 2781296), (112, 2582632), (128, 2259803), (133, 2174848), (152, 1902992), (182, 1589312), (208, 1390648), (224, 1291316), (247, 1171072), (266, 1087424), (304, 951496), (364, 794656), (416, 695324), (448, 645658), (494, 585536), (532, 543712), (608, 475748), (728, 397328), (832, 347662), (896, 322829), (988, 292768), (1064, 271856), (1216, 237874), (1307, 221312), (1456, 198664), (1664, 173831), (1729, 167296), (1976, 146384), (2128, 135928), (2432, 118937), (2614, 110656), (2912, 99332), (3458, 83648), (3952, 73192), (4256, 67964), (5228, 55328), (5824, 49666), (6916, 41824), (7904, 36596), (8512, 33982), (9149, 31616), (10456, 27664), (11648, 24833), (13832, 20912), (15808, 18298), (16991, 17024)]