257541312

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5179}}^1$

素因数の和:5238

約数の個数: 112

約数和(自身を含む): 799957760

約数和(自身を除く): 542416448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 148, 168, 192, 222, 224, 259, 296, 336, 444, 448, 518, 592, 672, 777, 888, 1036, 1184, 1344, 1554, 1776, 2072, 2368, 3108, 3552, 4144, 5179, 6216, 7104, 8288, 10358, 12432, 15537, 16576, 20716, 24864, 31074, 36253, 41432, 49728, 62148, 72506, 82864, 108759, 124296, 145012, 165728, 191623, 217518, 248592, 290024, 331456, 383246, 435036, 497184, 574869, 580048, 766492, 870072, 994368, 1149738, 1160096, 1341361, 1532984, 1740144, 2299476, 2320192, 2682722, 3065968, 3480288, 4024083, 4598952, 5365444, 6131936, 6960576, 8048166, 9197904, 10730888, 12263872, 16096332, 18395808, 21461776, 32192664, 36791616, 42923552, 64385328, 85847104, 128770656, 257541312]

約数ペア:

[(1, 257541312), (2, 128770656), (3, 85847104), (4, 64385328), (6, 42923552), (7, 36791616), (8, 32192664), (12, 21461776), (14, 18395808), (16, 16096332), (21, 12263872), (24, 10730888), (28, 9197904), (32, 8048166), (37, 6960576), (42, 6131936), (48, 5365444), (56, 4598952), (64, 4024083), (74, 3480288), (84, 3065968), (96, 2682722), (111, 2320192), (112, 2299476), (148, 1740144), (168, 1532984), (192, 1341361), (222, 1160096), (224, 1149738), (259, 994368), (296, 870072), (336, 766492), (444, 580048), (448, 574869), (518, 497184), (592, 435036), (672, 383246), (777, 331456), (888, 290024), (1036, 248592), (1184, 217518), (1344, 191623), (1554, 165728), (1776, 145012), (2072, 124296), (2368, 108759), (3108, 82864), (3552, 72506), (4144, 62148), (5179, 49728), (6216, 41432), (7104, 36253), (8288, 31074), (10358, 24864), (12432, 20716), (15537, 16576)]