121342720

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2017}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 296985024

約数和(自身を除く): 175642304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1880, 2017, 3008, 3760, 4034, 6016, 7520, 8068, 10085, 12032, 15040, 16136, 20170, 30080, 32272, 40340, 60160, 64544, 80680, 94799, 129088, 161360, 189598, 258176, 322720, 379196, 473995, 516352, 645440, 758392, 947990, 1290880, 1516784, 1895980, 2581760, 3033568, 3791960, 6067136, 7583920, 12134272, 15167840, 24268544, 30335680, 60671360, 121342720]

約数ペア:

[(1, 121342720), (2, 60671360), (4, 30335680), (5, 24268544), (8, 15167840), (10, 12134272), (16, 7583920), (20, 6067136), (32, 3791960), (40, 3033568), (47, 2581760), (64, 1895980), (80, 1516784), (94, 1290880), (128, 947990), (160, 758392), (188, 645440), (235, 516352), (256, 473995), (320, 379196), (376, 322720), (470, 258176), (640, 189598), (752, 161360), (940, 129088), (1280, 94799), (1504, 80680), (1880, 64544), (2017, 60160), (3008, 40340), (3760, 32272), (4034, 30080), (6016, 20170), (7520, 16136), (8068, 15040), (10085, 12032)]