421705728

素因数分解:

$2^{11}\times 3^2\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 1234200240

約数和(自身を除く): 812494512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 137, 144, 167, 192, 256, 274, 288, 334, 384, 411, 501, 512, 548, 576, 668, 768, 822, 1002, 1024, 1096, 1152, 1233, 1336, 1503, 1536, 1644, 2004, 2048, 2192, 2304, 2466, 2672, 3006, 3072, 3288, 4008, 4384, 4608, 4932, 5344, 6012, 6144, 6576, 8016, 8768, 9216, 9864, 10688, 12024, 13152, 16032, 17536, 18432, 19728, 21376, 22879, 24048, 26304, 32064, 35072, 39456, 42752, 45758, 48096, 52608, 64128, 68637, 70144, 78912, 85504, 91516, 96192, 105216, 128256, 137274, 140288, 157824, 171008, 183032, 192384, 205911, 210432, 256512, 274548, 280576, 315648, 342016, 366064, 384768, 411822, 420864, 513024, 549096, 631296, 732128, 769536, 823644, 841728, 1026048, 1098192, 1262592, 1464256, 1539072, 1647288, 2196384, 2525184, 2928512, 3078144, 3294576, 4392768, 5857024, 6589152, 8785536, 11714048, 13178304, 17571072, 23428096, 26356608, 35142144, 46856192, 52713216, 70284288, 105426432, 140568576, 210852864, 421705728]

約数ペア:

[(1, 421705728), (2, 210852864), (3, 140568576), (4, 105426432), (6, 70284288), (8, 52713216), (9, 46856192), (12, 35142144), (16, 26356608), (18, 23428096), (24, 17571072), (32, 13178304), (36, 11714048), (48, 8785536), (64, 6589152), (72, 5857024), (96, 4392768), (128, 3294576), (137, 3078144), (144, 2928512), (167, 2525184), (192, 2196384), (256, 1647288), (274, 1539072), (288, 1464256), (334, 1262592), (384, 1098192), (411, 1026048), (501, 841728), (512, 823644), (548, 769536), (576, 732128), (668, 631296), (768, 549096), (822, 513024), (1002, 420864), (1024, 411822), (1096, 384768), (1152, 366064), (1233, 342016), (1336, 315648), (1503, 280576), (1536, 274548), (1644, 256512), (2004, 210432), (2048, 205911), (2192, 192384), (2304, 183032), (2466, 171008), (2672, 157824), (3006, 140288), (3072, 137274), (3288, 128256), (4008, 105216), (4384, 96192), (4608, 91516), (4932, 85504), (5344, 78912), (6012, 70144), (6144, 68637), (6576, 64128), (8016, 52608), (8768, 48096), (9216, 45758), (9864, 42752), (10688, 39456), (12024, 35072), (13152, 32064), (16032, 26304), (17536, 24048), (18432, 22879), (19728, 21376)]