1087889920

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 160

約数和(自身を含む): 2846411568

約数和(自身を除く): 1758521648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 128, 130, 160, 194, 208, 256, 260, 320, 337, 388, 416, 485, 512, 520, 640, 674, 776, 832, 970, 1040, 1261, 1280, 1348, 1552, 1664, 1685, 1940, 2080, 2522, 2560, 2696, 3104, 3328, 3370, 3880, 4160, 4381, 5044, 5392, 6208, 6305, 6656, 6740, 7760, 8320, 8762, 10088, 10784, 12416, 12610, 13480, 15520, 16640, 17524, 20176, 21568, 21905, 24832, 25220, 26960, 31040, 32689, 33280, 35048, 40352, 43136, 43810, 49664, 50440, 53920, 62080, 65378, 70096, 80704, 86272, 87620, 100880, 107840, 124160, 130756, 140192, 161408, 163445, 172544, 175240, 201760, 215680, 248320, 261512, 280384, 322816, 326890, 350480, 403520, 424957, 431360, 523024, 560768, 645632, 653780, 700960, 807040, 849914, 862720, 1046048, 1121536, 1307560, 1401920, 1614080, 1699828, 2092096, 2124785, 2243072, 2615120, 2803840, 3228160, 3399656, 4184192, 4249570, 5230240, 5607680, 6799312, 8368384, 8499140, 10460480, 11215360, 13598624, 16736768, 16998280, 20920960, 27197248, 33996560, 41841920, 54394496, 67993120, 83683840, 108788992, 135986240, 217577984, 271972480, 543944960, 1087889920]

約数ペア:

[(1, 1087889920), (2, 543944960), (4, 271972480), (5, 217577984), (8, 135986240), (10, 108788992), (13, 83683840), (16, 67993120), (20, 54394496), (26, 41841920), (32, 33996560), (40, 27197248), (52, 20920960), (64, 16998280), (65, 16736768), (80, 13598624), (97, 11215360), (104, 10460480), (128, 8499140), (130, 8368384), (160, 6799312), (194, 5607680), (208, 5230240), (256, 4249570), (260, 4184192), (320, 3399656), (337, 3228160), (388, 2803840), (416, 2615120), (485, 2243072), (512, 2124785), (520, 2092096), (640, 1699828), (674, 1614080), (776, 1401920), (832, 1307560), (970, 1121536), (1040, 1046048), (1261, 862720), (1280, 849914), (1348, 807040), (1552, 700960), (1664, 653780), (1685, 645632), (1940, 560768), (2080, 523024), (2522, 431360), (2560, 424957), (2696, 403520), (3104, 350480), (3328, 326890), (3370, 322816), (3880, 280384), (4160, 261512), (4381, 248320), (5044, 215680), (5392, 201760), (6208, 175240), (6305, 172544), (6656, 163445), (6740, 161408), (7760, 140192), (8320, 130756), (8762, 124160), (10088, 107840), (10784, 100880), (12416, 87620), (12610, 86272), (13480, 80704), (15520, 70096), (16640, 65378), (17524, 62080), (20176, 53920), (21568, 50440), (21905, 49664), (24832, 43810), (25220, 43136), (26960, 40352), (31040, 35048), (32689, 33280)]