260391656

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 619315200

約数和(自身を除く): 358923544

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 47, 56, 76, 82, 94, 127, 133, 152, 164, 188, 254, 266, 287, 328, 329, 376, 508, 532, 574, 658, 779, 889, 893, 1016, 1064, 1148, 1316, 1558, 1778, 1786, 1927, 2296, 2413, 2632, 3116, 3556, 3572, 3854, 4826, 5207, 5453, 5969, 6232, 6251, 7112, 7144, 7708, 9652, 10414, 10906, 11938, 12502, 13489, 15416, 16891, 19304, 20828, 21812, 23876, 25004, 26978, 33782, 36449, 36613, 41656, 41783, 43624, 47752, 50008, 53956, 67564, 72898, 73226, 83566, 98933, 107912, 113411, 135128, 145796, 146452, 167132, 197866, 226822, 244729, 256291, 291592, 292904, 334264, 395732, 453644, 489458, 512582, 692531, 791464, 793877, 907288, 978916, 1025164, 1385062, 1587754, 1713103, 1957832, 2050328, 2770124, 3175508, 3426206, 4649851, 5540248, 6351016, 6852412, 9299702, 13704824, 18599404, 32548957, 37198808, 65097914, 130195828, 260391656]

約数ペア:

[(1, 260391656), (2, 130195828), (4, 65097914), (7, 37198808), (8, 32548957), (14, 18599404), (19, 13704824), (28, 9299702), (38, 6852412), (41, 6351016), (47, 5540248), (56, 4649851), (76, 3426206), (82, 3175508), (94, 2770124), (127, 2050328), (133, 1957832), (152, 1713103), (164, 1587754), (188, 1385062), (254, 1025164), (266, 978916), (287, 907288), (328, 793877), (329, 791464), (376, 692531), (508, 512582), (532, 489458), (574, 453644), (658, 395732), (779, 334264), (889, 292904), (893, 291592), (1016, 256291), (1064, 244729), (1148, 226822), (1316, 197866), (1558, 167132), (1778, 146452), (1786, 145796), (1927, 135128), (2296, 113411), (2413, 107912), (2632, 98933), (3116, 83566), (3556, 73226), (3572, 72898), (3854, 67564), (4826, 53956), (5207, 50008), (5453, 47752), (5969, 43624), (6232, 41783), (6251, 41656), (7112, 36613), (7144, 36449), (7708, 33782), (9652, 26978), (10414, 25004), (10906, 23876), (11938, 21812), (12502, 20828), (13489, 19304), (15416, 16891)]