71321600

素因数分解:

$2^{11}\times 5^2\times 7^1\times {\mathrm{199}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 203112000

約数和(自身を除く): 131790400

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, 4480, 4975, 5120, 5572, 5600, 6368, 6400, 6965, 7168, 7960, 8960, 9950, 10240, 11144, 11200, 12736, 12800, 13930, 14336, 15920, 17920, 19900, 22288, 22400, 25472, 25600, 27860, 31840, 34825, 35840, 39800, 44576, 44800, 50944, 51200, 55720, 63680, 69650, 71680, 79600, 89152, 89600, 101888, 111440, 127360, 139300, 159200, 178304, 179200, 203776, 222880, 254720, 278600, 318400, 356608, 358400, 407552, 445760, 509440, 557200, 636800, 713216, 891520, 1018880, 1114400, 1273600, 1426432, 1783040, 2037760, 2228800, 2547200, 2852864, 3566080, 4457600, 5094400, 7132160, 8915200, 10188800, 14264320, 17830400, 35660800, 71321600]

約数ペア:

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