255469536

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 216

約数和(自身を含む): 866809944

約数和(自身を除く): 611340408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 49, 56, 63, 72, 84, 86, 96, 98, 112, 126, 129, 144, 147, 168, 172, 196, 224, 252, 258, 288, 294, 301, 336, 344, 387, 392, 421, 441, 504, 516, 588, 602, 672, 688, 774, 784, 842, 882, 903, 1008, 1032, 1176, 1204, 1263, 1376, 1548, 1568, 1684, 1764, 1806, 2016, 2064, 2107, 2352, 2408, 2526, 2709, 2947, 3096, 3368, 3528, 3612, 3789, 4128, 4214, 4704, 4816, 5052, 5418, 5894, 6192, 6321, 6736, 7056, 7224, 7578, 8428, 8841, 9632, 10104, 10836, 11788, 12384, 12642, 13472, 14112, 14448, 15156, 16856, 17682, 18103, 18963, 20208, 20629, 21672, 23576, 25284, 26523, 28896, 30312, 33712, 35364, 36206, 37926, 40416, 41258, 43344, 47152, 50568, 53046, 54309, 60624, 61887, 67424, 70728, 72412, 75852, 82516, 86688, 94304, 101136, 106092, 108618, 121248, 123774, 126721, 141456, 144824, 151704, 162927, 165032, 185661, 202272, 212184, 217236, 247548, 253442, 282912, 289648, 303408, 325854, 330064, 371322, 380163, 424368, 434472, 495096, 506884, 579296, 606816, 651708, 660128, 742644, 760326, 848736, 868944, 887047, 990192, 1013768, 1140489, 1303416, 1485288, 1520652, 1737888, 1774094, 1980384, 2027536, 2280978, 2606832, 2661141, 2970576, 3041304, 3548188, 4055072, 4561956, 5213664, 5322282, 5941152, 6082608, 7096376, 7983423, 9123912, 10644564, 12165216, 14192752, 15966846, 18247824, 21289128, 28385504, 31933692, 36495648, 42578256, 63867384, 85156512, 127734768, 255469536]

約数ペア:

[(1, 255469536), (2, 127734768), (3, 85156512), (4, 63867384), (6, 42578256), (7, 36495648), (8, 31933692), (9, 28385504), (12, 21289128), (14, 18247824), (16, 15966846), (18, 14192752), (21, 12165216), (24, 10644564), (28, 9123912), (32, 7983423), (36, 7096376), (42, 6082608), (43, 5941152), (48, 5322282), (49, 5213664), (56, 4561956), (63, 4055072), (72, 3548188), (84, 3041304), (86, 2970576), (96, 2661141), (98, 2606832), (112, 2280978), (126, 2027536), (129, 1980384), (144, 1774094), (147, 1737888), (168, 1520652), (172, 1485288), (196, 1303416), (224, 1140489), (252, 1013768), (258, 990192), (288, 887047), (294, 868944), (301, 848736), (336, 760326), (344, 742644), (387, 660128), (392, 651708), (421, 606816), (441, 579296), (504, 506884), (516, 495096), (588, 434472), (602, 424368), (672, 380163), (688, 371322), (774, 330064), (784, 325854), (842, 303408), (882, 289648), (903, 282912), (1008, 253442), (1032, 247548), (1176, 217236), (1204, 212184), (1263, 202272), (1376, 185661), (1548, 165032), (1568, 162927), (1684, 151704), (1764, 144824), (1806, 141456), (2016, 126721), (2064, 123774), (2107, 121248), (2352, 108618), (2408, 106092), (2526, 101136), (2709, 94304), (2947, 86688), (3096, 82516), (3368, 75852), (3528, 72412), (3612, 70728), (3789, 67424), (4128, 61887), (4214, 60624), (4704, 54309), (4816, 53046), (5052, 50568), (5418, 47152), (5894, 43344), (6192, 41258), (6321, 40416), (6736, 37926), (7056, 36206), (7224, 35364), (7578, 33712), (8428, 30312), (8841, 28896), (9632, 26523), (10104, 25284), (10836, 23576), (11788, 21672), (12384, 20629), (12642, 20208), (13472, 18963), (14112, 18103), (14448, 17682), (15156, 16856)]