140378880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 453277440

約数和(自身を除く): 312898560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 263, 278, 320, 384, 417, 480, 526, 556, 640, 695, 768, 789, 834, 960, 1052, 1112, 1280, 1315, 1390, 1578, 1668, 1920, 2085, 2104, 2224, 2630, 2780, 3156, 3336, 3840, 3945, 4170, 4208, 4448, 5260, 5560, 6312, 6672, 7890, 8340, 8416, 8896, 10520, 11120, 12624, 13344, 15780, 16680, 16832, 17792, 21040, 22240, 25248, 26688, 31560, 33360, 33664, 35584, 36557, 42080, 44480, 50496, 53376, 63120, 66720, 67328, 73114, 84160, 88960, 100992, 106752, 109671, 126240, 133440, 146228, 168320, 177920, 182785, 201984, 219342, 252480, 266880, 292456, 336640, 365570, 438684, 504960, 533760, 548355, 584912, 731140, 877368, 1009920, 1096710, 1169824, 1462280, 1754736, 2193420, 2339648, 2924560, 3509472, 4386840, 4679296, 5849120, 7018944, 8773680, 9358592, 11698240, 14037888, 17547360, 23396480, 28075776, 35094720, 46792960, 70189440, 140378880]

約数ペア:

[(1, 140378880), (2, 70189440), (3, 46792960), (4, 35094720), (5, 28075776), (6, 23396480), (8, 17547360), (10, 14037888), (12, 11698240), (15, 9358592), (16, 8773680), (20, 7018944), (24, 5849120), (30, 4679296), (32, 4386840), (40, 3509472), (48, 2924560), (60, 2339648), (64, 2193420), (80, 1754736), (96, 1462280), (120, 1169824), (128, 1096710), (139, 1009920), (160, 877368), (192, 731140), (240, 584912), (256, 548355), (263, 533760), (278, 504960), (320, 438684), (384, 365570), (417, 336640), (480, 292456), (526, 266880), (556, 252480), (640, 219342), (695, 201984), (768, 182785), (789, 177920), (834, 168320), (960, 146228), (1052, 133440), (1112, 126240), (1280, 109671), (1315, 106752), (1390, 100992), (1578, 88960), (1668, 84160), (1920, 73114), (2085, 67328), (2104, 66720), (2224, 63120), (2630, 53376), (2780, 50496), (3156, 44480), (3336, 42080), (3840, 36557), (3945, 35584), (4170, 33664), (4208, 33360), (4448, 31560), (5260, 26688), (5560, 25248), (6312, 22240), (6672, 21040), (7890, 17792), (8340, 16832), (8416, 16680), (8896, 15780), (10520, 13344), (11120, 12624)]