15447320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 40677120

約数和(自身を除く): 25229800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1283, 1505, 1720, 2408, 2566, 3010, 5132, 6020, 6415, 8981, 10264, 12040, 12830, 17962, 25660, 35924, 44905, 51320, 55169, 71848, 89810, 110338, 179620, 220676, 275845, 359240, 386183, 441352, 551690, 772366, 1103380, 1544732, 1930915, 2206760, 3089464, 3861830, 7723660, 15447320]

約数ペア:

[(1, 15447320), (2, 7723660), (4, 3861830), (5, 3089464), (7, 2206760), (8, 1930915), (10, 1544732), (14, 1103380), (20, 772366), (28, 551690), (35, 441352), (40, 386183), (43, 359240), (56, 275845), (70, 220676), (86, 179620), (140, 110338), (172, 89810), (215, 71848), (280, 55169), (301, 51320), (344, 44905), (430, 35924), (602, 25660), (860, 17962), (1204, 12830), (1283, 12040), (1505, 10264), (1720, 8981), (2408, 6415), (2566, 6020), (3010, 5132)]