1438080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 5287680

約数和(自身を除く): 3849600

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, 107, 112, 120, 128, 140, 160, 168, 192, 210, 214, 224, 240, 280, 320, 321, 336, 384, 420, 428, 448, 480, 535, 560, 640, 642, 672, 749, 840, 856, 896, 960, 1070, 1120, 1284, 1344, 1498, 1605, 1680, 1712, 1920, 2140, 2240, 2247, 2568, 2688, 2996, 3210, 3360, 3424, 3745, 4280, 4480, 4494, 5136, 5992, 6420, 6720, 6848, 7490, 8560, 8988, 10272, 11235, 11984, 12840, 13440, 13696, 14980, 17120, 17976, 20544, 22470, 23968, 25680, 29960, 34240, 35952, 41088, 44940, 47936, 51360, 59920, 68480, 71904, 89880, 95872, 102720, 119840, 143808, 179760, 205440, 239680, 287616, 359520, 479360, 719040, 1438080]

約数ペア:

[(1, 1438080), (2, 719040), (3, 479360), (4, 359520), (5, 287616), (6, 239680), (7, 205440), (8, 179760), (10, 143808), (12, 119840), (14, 102720), (15, 95872), (16, 89880), (20, 71904), (21, 68480), (24, 59920), (28, 51360), (30, 47936), (32, 44940), (35, 41088), (40, 35952), (42, 34240), (48, 29960), (56, 25680), (60, 23968), (64, 22470), (70, 20544), (80, 17976), (84, 17120), (96, 14980), (105, 13696), (107, 13440), (112, 12840), (120, 11984), (128, 11235), (140, 10272), (160, 8988), (168, 8560), (192, 7490), (210, 6848), (214, 6720), (224, 6420), (240, 5992), (280, 5136), (320, 4494), (321, 4480), (336, 4280), (384, 3745), (420, 3424), (428, 3360), (448, 3210), (480, 2996), (535, 2688), (560, 2568), (640, 2247), (642, 2240), (672, 2140), (749, 1920), (840, 1712), (856, 1680), (896, 1605), (960, 1498), (1070, 1344), (1120, 1284)]