261749616

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3319}}^1$

素因数の和:3414

約数の個数: 80

約数和(自身を含む): 711383040

約数和(自身を除く): 449633424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 53, 62, 93, 106, 124, 159, 186, 212, 248, 318, 372, 424, 496, 636, 744, 848, 1272, 1488, 1643, 2544, 3286, 3319, 4929, 6572, 6638, 9858, 9957, 13144, 13276, 19716, 19914, 26288, 26552, 39432, 39828, 53104, 78864, 79656, 102889, 159312, 175907, 205778, 308667, 351814, 411556, 527721, 617334, 703628, 823112, 1055442, 1234668, 1407256, 1646224, 2110884, 2469336, 2814512, 4221768, 4938672, 5453117, 8443536, 10906234, 16359351, 21812468, 32718702, 43624936, 65437404, 87249872, 130874808, 261749616]

約数ペア:

[(1, 261749616), (2, 130874808), (3, 87249872), (4, 65437404), (6, 43624936), (8, 32718702), (12, 21812468), (16, 16359351), (24, 10906234), (31, 8443536), (48, 5453117), (53, 4938672), (62, 4221768), (93, 2814512), (106, 2469336), (124, 2110884), (159, 1646224), (186, 1407256), (212, 1234668), (248, 1055442), (318, 823112), (372, 703628), (424, 617334), (496, 527721), (636, 411556), (744, 351814), (848, 308667), (1272, 205778), (1488, 175907), (1643, 159312), (2544, 102889), (3286, 79656), (3319, 78864), (4929, 53104), (6572, 39828), (6638, 39432), (9858, 26552), (9957, 26288), (13144, 19914), (13276, 19716)]