255927168

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 256

約数和(自身を含む): 881280000

約数和(自身を除く): 625352832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 71, 72, 84, 96, 108, 112, 126, 128, 142, 144, 149, 168, 189, 192, 213, 216, 224, 252, 284, 288, 298, 336, 378, 384, 426, 432, 447, 448, 497, 504, 568, 576, 596, 639, 672, 756, 852, 864, 894, 896, 994, 1008, 1043, 1136, 1152, 1192, 1278, 1341, 1344, 1491, 1512, 1704, 1728, 1788, 1917, 1988, 2016, 2086, 2272, 2384, 2556, 2682, 2688, 2982, 3024, 3129, 3408, 3456, 3576, 3834, 3976, 4023, 4032, 4172, 4473, 4544, 4768, 5112, 5364, 5964, 6048, 6258, 6816, 7152, 7668, 7952, 8046, 8064, 8344, 8946, 9088, 9387, 9536, 10224, 10579, 10728, 11928, 12096, 12516, 13419, 13632, 14304, 15336, 15904, 16092, 16688, 17892, 18774, 19072, 20448, 21158, 21456, 23856, 24192, 25032, 26838, 27264, 28161, 28608, 30672, 31737, 31808, 32184, 33376, 35784, 37548, 40896, 42316, 42912, 47712, 50064, 53676, 56322, 57216, 61344, 63474, 63616, 64368, 66752, 71568, 74053, 75096, 81792, 84632, 85824, 95211, 95424, 100128, 107352, 112644, 122688, 126948, 128736, 133504, 143136, 148106, 150192, 169264, 171648, 190422, 190848, 200256, 214704, 222159, 225288, 245376, 253896, 257472, 285633, 286272, 296212, 300384, 338528, 380844, 400512, 429408, 444318, 450576, 507792, 514944, 571266, 572544, 592424, 600768, 666477, 677056, 761688, 858816, 888636, 901152, 1015584, 1142532, 1184848, 1201536, 1332954, 1354112, 1523376, 1717632, 1777272, 1802304, 1999431, 2031168, 2285064, 2369696, 2665908, 3046752, 3554544, 3604608, 3998862, 4062336, 4570128, 4739392, 5331816, 6093504, 7109088, 7997724, 9140256, 9478784, 10663632, 12187008, 14218176, 15995448, 18280512, 21327264, 28436352, 31990896, 36561024, 42654528, 63981792, 85309056, 127963584, 255927168]

約数ペア:

[(1, 255927168), (2, 127963584), (3, 85309056), (4, 63981792), (6, 42654528), (7, 36561024), (8, 31990896), (9, 28436352), (12, 21327264), (14, 18280512), (16, 15995448), (18, 14218176), (21, 12187008), (24, 10663632), (27, 9478784), (28, 9140256), (32, 7997724), (36, 7109088), (42, 6093504), (48, 5331816), (54, 4739392), (56, 4570128), (63, 4062336), (64, 3998862), (71, 3604608), (72, 3554544), (84, 3046752), (96, 2665908), (108, 2369696), (112, 2285064), (126, 2031168), (128, 1999431), (142, 1802304), (144, 1777272), (149, 1717632), (168, 1523376), (189, 1354112), (192, 1332954), (213, 1201536), (216, 1184848), (224, 1142532), (252, 1015584), (284, 901152), (288, 888636), (298, 858816), (336, 761688), (378, 677056), (384, 666477), (426, 600768), (432, 592424), (447, 572544), (448, 571266), (497, 514944), (504, 507792), (568, 450576), (576, 444318), (596, 429408), (639, 400512), (672, 380844), (756, 338528), (852, 300384), (864, 296212), (894, 286272), (896, 285633), (994, 257472), (1008, 253896), (1043, 245376), (1136, 225288), (1152, 222159), (1192, 214704), (1278, 200256), (1341, 190848), (1344, 190422), (1491, 171648), (1512, 169264), (1704, 150192), (1728, 148106), (1788, 143136), (1917, 133504), (1988, 128736), (2016, 126948), (2086, 122688), (2272, 112644), (2384, 107352), (2556, 100128), (2682, 95424), (2688, 95211), (2982, 85824), (3024, 84632), (3129, 81792), (3408, 75096), (3456, 74053), (3576, 71568), (3834, 66752), (3976, 64368), (4023, 63616), (4032, 63474), (4172, 61344), (4473, 57216), (4544, 56322), (4768, 53676), (5112, 50064), (5364, 47712), (5964, 42912), (6048, 42316), (6258, 40896), (6816, 37548), (7152, 35784), (7668, 33376), (7952, 32184), (8046, 31808), (8064, 31737), (8344, 30672), (8946, 28608), (9088, 28161), (9387, 27264), (9536, 26838), (10224, 25032), (10579, 24192), (10728, 23856), (11928, 21456), (12096, 21158), (12516, 20448), (13419, 19072), (13632, 18774), (14304, 17892), (15336, 16688), (15904, 16092)]