257781888

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2499

約数の個数: 192

約数和(自身を含む): 913348800

約数和(自身を除く): 655566912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 546, 576, 624, 672, 728, 819, 832, 896, 936, 1008, 1092, 1152, 1248, 1344, 1456, 1638, 1664, 1872, 2016, 2184, 2459, 2496, 2688, 2912, 3276, 3744, 4032, 4368, 4918, 4992, 5824, 6552, 7377, 7488, 8064, 8736, 9836, 11648, 13104, 14754, 14976, 17213, 17472, 19672, 22131, 26208, 29508, 31967, 34426, 34944, 39344, 44262, 51639, 52416, 59016, 63934, 68852, 78688, 88524, 95901, 103278, 104832, 118032, 127868, 137704, 154917, 157376, 177048, 191802, 206556, 223769, 236064, 255736, 275408, 287703, 309834, 314752, 354096, 383604, 413112, 447538, 472128, 511472, 550816, 575406, 619668, 671307, 708192, 767208, 826224, 895076, 944256, 1022944, 1101632, 1150812, 1239336, 1342614, 1416384, 1534416, 1652448, 1790152, 2013921, 2045888, 2203264, 2301624, 2478672, 2685228, 2832768, 3068832, 3304896, 3580304, 4027842, 4091776, 4603248, 4957344, 5370456, 6137664, 6609792, 7160608, 8055684, 9206496, 9914688, 10740912, 12275328, 14321216, 16111368, 18412992, 19829376, 21481824, 28642432, 32222736, 36825984, 42963648, 64445472, 85927296, 128890944, 257781888]

約数ペア:

[(1, 257781888), (2, 128890944), (3, 85927296), (4, 64445472), (6, 42963648), (7, 36825984), (8, 32222736), (9, 28642432), (12, 21481824), (13, 19829376), (14, 18412992), (16, 16111368), (18, 14321216), (21, 12275328), (24, 10740912), (26, 9914688), (28, 9206496), (32, 8055684), (36, 7160608), (39, 6609792), (42, 6137664), (48, 5370456), (52, 4957344), (56, 4603248), (63, 4091776), (64, 4027842), (72, 3580304), (78, 3304896), (84, 3068832), (91, 2832768), (96, 2685228), (104, 2478672), (112, 2301624), (117, 2203264), (126, 2045888), (128, 2013921), (144, 1790152), (156, 1652448), (168, 1534416), (182, 1416384), (192, 1342614), (208, 1239336), (224, 1150812), (234, 1101632), (252, 1022944), (273, 944256), (288, 895076), (312, 826224), (336, 767208), (364, 708192), (384, 671307), (416, 619668), (448, 575406), (468, 550816), (504, 511472), (546, 472128), (576, 447538), (624, 413112), (672, 383604), (728, 354096), (819, 314752), (832, 309834), (896, 287703), (936, 275408), (1008, 255736), (1092, 236064), (1152, 223769), (1248, 206556), (1344, 191802), (1456, 177048), (1638, 157376), (1664, 154917), (1872, 137704), (2016, 127868), (2184, 118032), (2459, 104832), (2496, 103278), (2688, 95901), (2912, 88524), (3276, 78688), (3744, 68852), (4032, 63934), (4368, 59016), (4918, 52416), (4992, 51639), (5824, 44262), (6552, 39344), (7377, 34944), (7488, 34426), (8064, 31967), (8736, 29508), (9836, 26208), (11648, 22131), (13104, 19672), (14754, 17472), (14976, 17213)]