285286400

素因数分解:

$2^{13}\times 5^2\times 7^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 168

約数和(自身を含む): 812596800

約数和(自身を除く): 527310400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 199, 200, 224, 256, 280, 320, 350, 398, 400, 448, 512, 560, 640, 700, 796, 800, 896, 995, 1024, 1120, 1280, 1393, 1400, 1592, 1600, 1792, 1990, 2048, 2240, 2560, 2786, 2800, 3184, 3200, 3584, 3980, 4096, 4480, 4975, 5120, 5572, 5600, 6368, 6400, 6965, 7168, 7960, 8192, 8960, 9950, 10240, 11144, 11200, 12736, 12800, 13930, 14336, 15920, 17920, 19900, 20480, 22288, 22400, 25472, 25600, 27860, 28672, 31840, 34825, 35840, 39800, 40960, 44576, 44800, 50944, 51200, 55720, 57344, 63680, 69650, 71680, 79600, 89152, 89600, 101888, 102400, 111440, 127360, 139300, 143360, 159200, 178304, 179200, 203776, 204800, 222880, 254720, 278600, 286720, 318400, 356608, 358400, 407552, 445760, 509440, 557200, 636800, 713216, 716800, 815104, 891520, 1018880, 1114400, 1273600, 1426432, 1433600, 1630208, 1783040, 2037760, 2228800, 2547200, 2852864, 3566080, 4075520, 4457600, 5094400, 5705728, 7132160, 8151040, 8915200, 10188800, 11411456, 14264320, 17830400, 20377600, 28528640, 35660800, 40755200, 57057280, 71321600, 142643200, 285286400]

約数ペア:

[(1, 285286400), (2, 142643200), (4, 71321600), (5, 57057280), (7, 40755200), (8, 35660800), (10, 28528640), (14, 20377600), (16, 17830400), (20, 14264320), (25, 11411456), (28, 10188800), (32, 8915200), (35, 8151040), (40, 7132160), (50, 5705728), (56, 5094400), (64, 4457600), (70, 4075520), (80, 3566080), (100, 2852864), (112, 2547200), (128, 2228800), (140, 2037760), (160, 1783040), (175, 1630208), (199, 1433600), (200, 1426432), (224, 1273600), (256, 1114400), (280, 1018880), (320, 891520), (350, 815104), (398, 716800), (400, 713216), (448, 636800), (512, 557200), (560, 509440), (640, 445760), (700, 407552), (796, 358400), (800, 356608), (896, 318400), (995, 286720), (1024, 278600), (1120, 254720), (1280, 222880), (1393, 204800), (1400, 203776), (1592, 179200), (1600, 178304), (1792, 159200), (1990, 143360), (2048, 139300), (2240, 127360), (2560, 111440), (2786, 102400), (2800, 101888), (3184, 89600), (3200, 89152), (3584, 79600), (3980, 71680), (4096, 69650), (4480, 63680), (4975, 57344), (5120, 55720), (5572, 51200), (5600, 50944), (6368, 44800), (6400, 44576), (6965, 40960), (7168, 39800), (7960, 35840), (8192, 34825), (8960, 31840), (9950, 28672), (10240, 27860), (11144, 25600), (11200, 25472), (12736, 22400), (12800, 22288), (13930, 20480), (14336, 19900), (15920, 17920)]