279969130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1979}}^1$

素因数の和:2083

約数の個数: 64

約数和(自身を含む): 602173440

約数和(自身を除く): 322204310

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 47, 70, 86, 94, 215, 235, 301, 329, 430, 470, 602, 658, 1505, 1645, 1979, 2021, 3010, 3290, 3958, 4042, 9895, 10105, 13853, 14147, 19790, 20210, 27706, 28294, 69265, 70735, 85097, 93013, 138530, 141470, 170194, 186026, 425485, 465065, 595679, 651091, 850970, 930130, 1191358, 1302182, 2978395, 3255455, 3999559, 5956790, 6510910, 7999118, 19997795, 27996913, 39995590, 55993826, 139984565, 279969130]

約数ペア:

[(1, 279969130), (2, 139984565), (5, 55993826), (7, 39995590), (10, 27996913), (14, 19997795), (35, 7999118), (43, 6510910), (47, 5956790), (70, 3999559), (86, 3255455), (94, 2978395), (215, 1302182), (235, 1191358), (301, 930130), (329, 850970), (430, 651091), (470, 595679), (602, 465065), (658, 425485), (1505, 186026), (1645, 170194), (1979, 141470), (2021, 138530), (3010, 93013), (3290, 85097), (3958, 70735), (4042, 69265), (9895, 28294), (10105, 27706), (13853, 20210), (14147, 19790)]