261041304

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{13313}}^1$

素因数の和:13384

約数の個数: 64

約数和(自身を含む): 702979200

約数和(自身を除く): 441937896

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 114, 129, 152, 172, 228, 258, 344, 456, 516, 817, 1032, 1634, 2451, 3268, 4902, 6536, 9804, 13313, 19608, 26626, 39939, 53252, 79878, 106504, 159756, 252947, 319512, 505894, 572459, 758841, 1011788, 1144918, 1517682, 1717377, 2023576, 2289836, 3035364, 3434754, 4579672, 6070728, 6869508, 10876721, 13739016, 21753442, 32630163, 43506884, 65260326, 87013768, 130520652, 261041304]

約数ペア:

[(1, 261041304), (2, 130520652), (3, 87013768), (4, 65260326), (6, 43506884), (8, 32630163), (12, 21753442), (19, 13739016), (24, 10876721), (38, 6869508), (43, 6070728), (57, 4579672), (76, 3434754), (86, 3035364), (114, 2289836), (129, 2023576), (152, 1717377), (172, 1517682), (228, 1144918), (258, 1011788), (344, 758841), (456, 572459), (516, 505894), (817, 319512), (1032, 252947), (1634, 159756), (2451, 106504), (3268, 79878), (4902, 53252), (6536, 39939), (9804, 26626), (13313, 19608)]