259855970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 551577600

約数和(自身を除く): 291721630

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 89, 95, 110, 121, 127, 178, 190, 209, 242, 254, 418, 445, 605, 635, 890, 979, 1045, 1210, 1270, 1397, 1691, 1958, 2090, 2299, 2413, 2794, 3382, 4598, 4826, 4895, 6985, 8455, 9790, 10769, 11303, 11495, 12065, 13970, 15367, 16910, 18601, 21538, 22606, 22990, 24130, 26543, 30734, 37202, 53086, 53845, 56515, 76835, 93005, 107690, 113030, 124333, 132715, 153670, 186010, 204611, 214757, 248666, 265430, 291973, 409222, 429514, 583946, 621665, 1023055, 1073785, 1243330, 1367663, 1459865, 2046110, 2147570, 2362327, 2735326, 2919730, 4724654, 6838315, 11811635, 13676630, 23623270, 25985597, 51971194, 129927985, 259855970]

約数ペア:

[(1, 259855970), (2, 129927985), (5, 51971194), (10, 25985597), (11, 23623270), (19, 13676630), (22, 11811635), (38, 6838315), (55, 4724654), (89, 2919730), (95, 2735326), (110, 2362327), (121, 2147570), (127, 2046110), (178, 1459865), (190, 1367663), (209, 1243330), (242, 1073785), (254, 1023055), (418, 621665), (445, 583946), (605, 429514), (635, 409222), (890, 291973), (979, 265430), (1045, 248666), (1210, 214757), (1270, 204611), (1397, 186010), (1691, 153670), (1958, 132715), (2090, 124333), (2299, 113030), (2413, 107690), (2794, 93005), (3382, 76835), (4598, 56515), (4826, 53845), (4895, 53086), (6985, 37202), (8455, 30734), (9790, 26543), (10769, 24130), (11303, 22990), (11495, 22606), (12065, 21538), (13970, 18601), (15367, 16910)]