288664064

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1461

約数の個数: 80

約数和(自身を含む): 641625600

約数和(自身を除く): 352961536

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1399, 1612, 1664, 1984, 2798, 3224, 3328, 3968, 5596, 6448, 6656, 7936, 11192, 12896, 15872, 18187, 22384, 25792, 36374, 43369, 44768, 51584, 72748, 86738, 89536, 103168, 145496, 173476, 179072, 206336, 290992, 346952, 358144, 563797, 581984, 693904, 716288, 1127594, 1163968, 1387808, 2255188, 2327936, 2775616, 4510376, 4655872, 5551232, 9020752, 9311744, 11102464, 18041504, 22204928, 36083008, 72166016, 144332032, 288664064]

約数ペア:

[(1, 288664064), (2, 144332032), (4, 72166016), (8, 36083008), (13, 22204928), (16, 18041504), (26, 11102464), (31, 9311744), (32, 9020752), (52, 5551232), (62, 4655872), (64, 4510376), (104, 2775616), (124, 2327936), (128, 2255188), (208, 1387808), (248, 1163968), (256, 1127594), (403, 716288), (416, 693904), (496, 581984), (512, 563797), (806, 358144), (832, 346952), (992, 290992), (1399, 206336), (1612, 179072), (1664, 173476), (1984, 145496), (2798, 103168), (3224, 89536), (3328, 86738), (3968, 72748), (5596, 51584), (6448, 44768), (6656, 43369), (7936, 36374), (11192, 25792), (12896, 22384), (15872, 18187)]