320041472

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 80

約数和(自身を含む): 680581440

約数和(自身を除く): 360539968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 167, 197, 256, 304, 334, 394, 512, 608, 668, 788, 1216, 1336, 1576, 2432, 2672, 3152, 3173, 3743, 4864, 5344, 6304, 6346, 7486, 9728, 10688, 12608, 12692, 14972, 21376, 25216, 25384, 29944, 32899, 42752, 50432, 50768, 59888, 65798, 85504, 100864, 101536, 119776, 131596, 203072, 239552, 263192, 406144, 479104, 526384, 625081, 812288, 958208, 1052768, 1250162, 1624576, 1916416, 2105536, 2500324, 4211072, 5000648, 8422144, 10001296, 16844288, 20002592, 40005184, 80010368, 160020736, 320041472]

約数ペア:

[(1, 320041472), (2, 160020736), (4, 80010368), (8, 40005184), (16, 20002592), (19, 16844288), (32, 10001296), (38, 8422144), (64, 5000648), (76, 4211072), (128, 2500324), (152, 2105536), (167, 1916416), (197, 1624576), (256, 1250162), (304, 1052768), (334, 958208), (394, 812288), (512, 625081), (608, 526384), (668, 479104), (788, 406144), (1216, 263192), (1336, 239552), (1576, 203072), (2432, 131596), (2672, 119776), (3152, 101536), (3173, 100864), (3743, 85504), (4864, 65798), (5344, 59888), (6304, 50768), (6346, 50432), (7486, 42752), (9728, 32899), (10688, 29944), (12608, 25384), (12692, 25216), (14972, 21376)]