256610688

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{18061}}^1$

素因数の和:18115

約数の個数: 64

約数和(自身を含む): 700083120

約数和(自身を除く): 443472432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 296, 384, 444, 592, 888, 1184, 1776, 2368, 3552, 4736, 7104, 14208, 18061, 36122, 54183, 72244, 108366, 144488, 216732, 288976, 433464, 577952, 668257, 866928, 1155904, 1336514, 1733856, 2004771, 2311808, 2673028, 3467712, 4009542, 5346056, 6935424, 8019084, 10692112, 16038168, 21384224, 32076336, 42768448, 64152672, 85536896, 128305344, 256610688]

約数ペア:

[(1, 256610688), (2, 128305344), (3, 85536896), (4, 64152672), (6, 42768448), (8, 32076336), (12, 21384224), (16, 16038168), (24, 10692112), (32, 8019084), (37, 6935424), (48, 5346056), (64, 4009542), (74, 3467712), (96, 2673028), (111, 2311808), (128, 2004771), (148, 1733856), (192, 1336514), (222, 1155904), (296, 866928), (384, 668257), (444, 577952), (592, 433464), (888, 288976), (1184, 216732), (1776, 144488), (2368, 108366), (3552, 72244), (4736, 54183), (7104, 36122), (14208, 18061)]