668901888

素因数分解:

$2^9\times 3^4\times {\mathrm{127}}^2$

素因数の和:284

約数の個数: 150

約数和(自身を含む): 2012340231

約数和(自身を除く): 1343438343

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 127, 128, 144, 162, 192, 216, 254, 256, 288, 324, 381, 384, 432, 508, 512, 576, 648, 762, 768, 864, 1016, 1143, 1152, 1296, 1524, 1536, 1728, 2032, 2286, 2304, 2592, 3048, 3429, 3456, 4064, 4572, 4608, 5184, 6096, 6858, 6912, 8128, 9144, 10287, 10368, 12192, 13716, 13824, 16129, 16256, 18288, 20574, 20736, 24384, 27432, 32258, 32512, 36576, 41148, 41472, 48387, 48768, 54864, 64516, 65024, 73152, 82296, 96774, 97536, 109728, 129032, 145161, 146304, 164592, 193548, 195072, 219456, 258064, 290322, 292608, 329184, 387096, 435483, 438912, 516128, 580644, 585216, 658368, 774192, 870966, 877824, 1032256, 1161288, 1306449, 1316736, 1548384, 1741932, 1755648, 2064512, 2322576, 2612898, 2633472, 3096768, 3483864, 4129024, 4645152, 5225796, 5266944, 6193536, 6967728, 8258048, 9290304, 10451592, 12387072, 13935456, 18580608, 20903184, 24774144, 27870912, 37161216, 41806368, 55741824, 74322432, 83612736, 111483648, 167225472, 222967296, 334450944, 668901888]

約数ペア:

[(1, 668901888), (2, 334450944), (3, 222967296), (4, 167225472), (6, 111483648), (8, 83612736), (9, 74322432), (12, 55741824), (16, 41806368), (18, 37161216), (24, 27870912), (27, 24774144), (32, 20903184), (36, 18580608), (48, 13935456), (54, 12387072), (64, 10451592), (72, 9290304), (81, 8258048), (96, 6967728), (108, 6193536), (127, 5266944), (128, 5225796), (144, 4645152), (162, 4129024), (192, 3483864), (216, 3096768), (254, 2633472), (256, 2612898), (288, 2322576), (324, 2064512), (381, 1755648), (384, 1741932), (432, 1548384), (508, 1316736), (512, 1306449), (576, 1161288), (648, 1032256), (762, 877824), (768, 870966), (864, 774192), (1016, 658368), (1143, 585216), (1152, 580644), (1296, 516128), (1524, 438912), (1536, 435483), (1728, 387096), (2032, 329184), (2286, 292608), (2304, 290322), (2592, 258064), (3048, 219456), (3429, 195072), (3456, 193548), (4064, 164592), (4572, 146304), (4608, 145161), (5184, 129032), (6096, 109728), (6858, 97536), (6912, 96774), (8128, 82296), (9144, 73152), (10287, 65024), (10368, 64516), (12192, 54864), (13716, 48768), (13824, 48387), (16129, 41472), (16256, 41148), (18288, 36576), (20574, 32512), (20736, 32258), (24384, 27432)]