280884366

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10273}}^1$

素因数の和:10326

約数の個数: 72

約数和(自身を含む): 730851264

約数和(自身を除く): 449966898

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1519, 1953, 3038, 3906, 4557, 9114, 10273, 13671, 20546, 27342, 30819, 61638, 71911, 92457, 143822, 184914, 215733, 318463, 431466, 503377, 636926, 647199, 955389, 1006754, 1294398, 1510131, 1910778, 2229241, 2866167, 3020262, 4458482, 4530393, 5732334, 6687723, 9060786, 13375446, 15604687, 20063169, 31209374, 40126338, 46814061, 93628122, 140442183, 280884366]

約数ペア:

[(1, 280884366), (2, 140442183), (3, 93628122), (6, 46814061), (7, 40126338), (9, 31209374), (14, 20063169), (18, 15604687), (21, 13375446), (31, 9060786), (42, 6687723), (49, 5732334), (62, 4530393), (63, 4458482), (93, 3020262), (98, 2866167), (126, 2229241), (147, 1910778), (186, 1510131), (217, 1294398), (279, 1006754), (294, 955389), (434, 647199), (441, 636926), (558, 503377), (651, 431466), (882, 318463), (1302, 215733), (1519, 184914), (1953, 143822), (3038, 92457), (3906, 71911), (4557, 61638), (9114, 30819), (10273, 27342), (13671, 20546)]