491326080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 256

約数和(自身を含む): 1809561600

約数和(自身を除く): 1318235520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 139, 140, 160, 168, 192, 210, 224, 240, 263, 278, 280, 320, 336, 384, 417, 420, 448, 480, 526, 556, 560, 640, 672, 695, 789, 834, 840, 896, 960, 973, 1052, 1112, 1120, 1315, 1344, 1390, 1578, 1668, 1680, 1841, 1920, 1946, 2085, 2104, 2224, 2240, 2630, 2688, 2780, 2919, 3156, 3336, 3360, 3682, 3892, 3945, 4170, 4208, 4448, 4480, 4865, 5260, 5523, 5560, 5838, 6312, 6672, 6720, 7364, 7784, 7890, 8340, 8416, 8896, 9205, 9730, 10520, 11046, 11120, 11676, 12624, 13344, 13440, 14595, 14728, 15568, 15780, 16680, 16832, 17792, 18410, 19460, 21040, 22092, 22240, 23352, 25248, 26688, 27615, 29190, 29456, 31136, 31560, 33360, 33664, 36557, 36820, 38920, 42080, 44184, 44480, 46704, 50496, 53376, 55230, 58380, 58912, 62272, 63120, 66720, 73114, 73640, 77840, 84160, 88368, 88960, 93408, 100992, 109671, 110460, 116760, 117824, 124544, 126240, 133440, 146228, 147280, 155680, 168320, 176736, 182785, 186816, 219342, 220920, 233520, 235648, 252480, 255899, 266880, 292456, 294560, 311360, 353472, 365570, 373632, 438684, 441840, 467040, 504960, 511798, 548355, 584912, 589120, 622720, 706944, 731140, 767697, 877368, 883680, 934080, 1023596, 1096710, 1169824, 1178240, 1279495, 1462280, 1535394, 1754736, 1767360, 1868160, 2047192, 2193420, 2339648, 2558990, 2924560, 3070788, 3509472, 3534720, 3838485, 4094384, 4386840, 4679296, 5117980, 5849120, 6141576, 7018944, 7676970, 8188768, 8773680, 10235960, 11698240, 12283152, 14037888, 15353940, 16377536, 17547360, 20471920, 23396480, 24566304, 30707880, 32755072, 35094720, 40943840, 49132608, 61415760, 70189440, 81887680, 98265216, 122831520, 163775360, 245663040, 491326080]

約数ペア:

[(1, 491326080), (2, 245663040), (3, 163775360), (4, 122831520), (5, 98265216), (6, 81887680), (7, 70189440), (8, 61415760), (10, 49132608), (12, 40943840), (14, 35094720), (15, 32755072), (16, 30707880), (20, 24566304), (21, 23396480), (24, 20471920), (28, 17547360), (30, 16377536), (32, 15353940), (35, 14037888), (40, 12283152), (42, 11698240), (48, 10235960), (56, 8773680), (60, 8188768), (64, 7676970), (70, 7018944), (80, 6141576), (84, 5849120), (96, 5117980), (105, 4679296), (112, 4386840), (120, 4094384), (128, 3838485), (139, 3534720), (140, 3509472), (160, 3070788), (168, 2924560), (192, 2558990), (210, 2339648), (224, 2193420), (240, 2047192), (263, 1868160), (278, 1767360), (280, 1754736), (320, 1535394), (336, 1462280), (384, 1279495), (417, 1178240), (420, 1169824), (448, 1096710), (480, 1023596), (526, 934080), (556, 883680), (560, 877368), (640, 767697), (672, 731140), (695, 706944), (789, 622720), (834, 589120), (840, 584912), (896, 548355), (960, 511798), (973, 504960), (1052, 467040), (1112, 441840), (1120, 438684), (1315, 373632), (1344, 365570), (1390, 353472), (1578, 311360), (1668, 294560), (1680, 292456), (1841, 266880), (1920, 255899), (1946, 252480), (2085, 235648), (2104, 233520), (2224, 220920), (2240, 219342), (2630, 186816), (2688, 182785), (2780, 176736), (2919, 168320), (3156, 155680), (3336, 147280), (3360, 146228), (3682, 133440), (3892, 126240), (3945, 124544), (4170, 117824), (4208, 116760), (4448, 110460), (4480, 109671), (4865, 100992), (5260, 93408), (5523, 88960), (5560, 88368), (5838, 84160), (6312, 77840), (6672, 73640), (6720, 73114), (7364, 66720), (7784, 63120), (7890, 62272), (8340, 58912), (8416, 58380), (8896, 55230), (9205, 53376), (9730, 50496), (10520, 46704), (11046, 44480), (11120, 44184), (11676, 42080), (12624, 38920), (13344, 36820), (13440, 36557), (14595, 33664), (14728, 33360), (15568, 31560), (15780, 31136), (16680, 29456), (16832, 29190), (17792, 27615), (18410, 26688), (19460, 25248), (21040, 23352), (22092, 22240)]