212819456

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:335

約数の個数: 80

約数和(自身を含む): 453720960

約数和(自身を除く): 240901504

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 131, 152, 167, 256, 262, 304, 334, 512, 524, 608, 668, 1048, 1216, 1336, 2096, 2432, 2489, 2672, 3173, 4192, 4864, 4978, 5344, 6346, 8384, 9728, 9956, 10688, 12692, 16768, 19912, 21376, 21877, 25384, 33536, 39824, 42752, 43754, 50768, 67072, 79648, 85504, 87508, 101536, 159296, 175016, 203072, 318592, 350032, 406144, 415663, 637184, 700064, 812288, 831326, 1274368, 1400128, 1624576, 1662652, 2800256, 3325304, 5600512, 6650608, 11201024, 13301216, 26602432, 53204864, 106409728, 212819456]

約数ペア:

[(1, 212819456), (2, 106409728), (4, 53204864), (8, 26602432), (16, 13301216), (19, 11201024), (32, 6650608), (38, 5600512), (64, 3325304), (76, 2800256), (128, 1662652), (131, 1624576), (152, 1400128), (167, 1274368), (256, 831326), (262, 812288), (304, 700064), (334, 637184), (512, 415663), (524, 406144), (608, 350032), (668, 318592), (1048, 203072), (1216, 175016), (1336, 159296), (2096, 101536), (2432, 87508), (2489, 85504), (2672, 79648), (3173, 67072), (4192, 50768), (4864, 43754), (4978, 42752), (5344, 39824), (6346, 33536), (8384, 25384), (9728, 21877), (9956, 21376), (10688, 19912), (12692, 16768)]