3852800

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 120

約数和(自身を含む): 11162976

約数和(自身を除く): 7310176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 43, 50, 56, 64, 70, 80, 86, 100, 112, 128, 140, 160, 172, 175, 200, 215, 224, 256, 280, 301, 320, 344, 350, 400, 430, 448, 512, 560, 602, 640, 688, 700, 800, 860, 896, 1075, 1120, 1204, 1280, 1376, 1400, 1505, 1600, 1720, 1792, 2150, 2240, 2408, 2560, 2752, 2800, 3010, 3200, 3440, 3584, 4300, 4480, 4816, 5504, 5600, 6020, 6400, 6880, 7525, 8600, 8960, 9632, 11008, 11200, 12040, 12800, 13760, 15050, 17200, 17920, 19264, 22016, 22400, 24080, 27520, 30100, 34400, 38528, 44800, 48160, 55040, 60200, 68800, 77056, 89600, 96320, 110080, 120400, 137600, 154112, 192640, 240800, 275200, 385280, 481600, 550400, 770560, 963200, 1926400, 3852800]

約数ペア:

[(1, 3852800), (2, 1926400), (4, 963200), (5, 770560), (7, 550400), (8, 481600), (10, 385280), (14, 275200), (16, 240800), (20, 192640), (25, 154112), (28, 137600), (32, 120400), (35, 110080), (40, 96320), (43, 89600), (50, 77056), (56, 68800), (64, 60200), (70, 55040), (80, 48160), (86, 44800), (100, 38528), (112, 34400), (128, 30100), (140, 27520), (160, 24080), (172, 22400), (175, 22016), (200, 19264), (215, 17920), (224, 17200), (256, 15050), (280, 13760), (301, 12800), (320, 12040), (344, 11200), (350, 11008), (400, 9632), (430, 8960), (448, 8600), (512, 7525), (560, 6880), (602, 6400), (640, 6020), (688, 5600), (700, 5504), (800, 4816), (860, 4480), (896, 4300), (1075, 3584), (1120, 3440), (1204, 3200), (1280, 3010), (1376, 2800), (1400, 2752), (1505, 2560), (1600, 2408), (1720, 2240), (1792, 2150)]