21508800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4481}}^1$

素因数の和:4506

約数の個数: 84

約数和(自身を含む): 70582536

約数和(自身を除く): 49073736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4481, 4800, 8962, 13443, 17924, 22405, 26886, 35848, 44810, 53772, 67215, 71696, 89620, 107544, 112025, 134430, 143392, 179240, 215088, 224050, 268860, 286784, 336075, 358480, 430176, 448100, 537720, 672150, 716960, 860352, 896200, 1075440, 1344300, 1433920, 1792400, 2150880, 2688600, 3584800, 4301760, 5377200, 7169600, 10754400, 21508800]

約数ペア:

[(1, 21508800), (2, 10754400), (3, 7169600), (4, 5377200), (5, 4301760), (6, 3584800), (8, 2688600), (10, 2150880), (12, 1792400), (15, 1433920), (16, 1344300), (20, 1075440), (24, 896200), (25, 860352), (30, 716960), (32, 672150), (40, 537720), (48, 448100), (50, 430176), (60, 358480), (64, 336075), (75, 286784), (80, 268860), (96, 224050), (100, 215088), (120, 179240), (150, 143392), (160, 134430), (192, 112025), (200, 107544), (240, 89620), (300, 71696), (320, 67215), (400, 53772), (480, 44810), (600, 35848), (800, 26886), (960, 22405), (1200, 17924), (1600, 13443), (2400, 8962), (4481, 4800)]