251942856

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:879

約数の個数: 128

約数和(自身を含む): 738460800

約数和(自身を除く): 486517944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 73, 88, 102, 132, 136, 146, 187, 204, 219, 264, 292, 374, 408, 438, 561, 584, 748, 769, 803, 876, 1122, 1241, 1496, 1538, 1606, 1752, 2244, 2307, 2409, 2482, 3076, 3212, 3723, 4488, 4614, 4818, 4964, 6152, 6424, 7446, 8459, 9228, 9636, 9928, 13073, 13651, 14892, 16918, 18456, 19272, 25377, 26146, 27302, 29784, 33836, 39219, 40953, 50754, 52292, 54604, 56137, 67672, 78438, 81906, 101508, 104584, 109208, 112274, 143803, 156876, 163812, 168411, 203016, 224548, 287606, 313752, 327624, 336822, 431409, 449096, 575212, 617507, 673644, 862818, 954329, 1150424, 1235014, 1347288, 1725636, 1852521, 1908658, 2470028, 2862987, 3451272, 3705042, 3817316, 4940056, 5725974, 7410084, 7634632, 10497619, 11451948, 14820168, 20995238, 22903896, 31492857, 41990476, 62985714, 83980952, 125971428, 251942856]

約数ペア:

[(1, 251942856), (2, 125971428), (3, 83980952), (4, 62985714), (6, 41990476), (8, 31492857), (11, 22903896), (12, 20995238), (17, 14820168), (22, 11451948), (24, 10497619), (33, 7634632), (34, 7410084), (44, 5725974), (51, 4940056), (66, 3817316), (68, 3705042), (73, 3451272), (88, 2862987), (102, 2470028), (132, 1908658), (136, 1852521), (146, 1725636), (187, 1347288), (204, 1235014), (219, 1150424), (264, 954329), (292, 862818), (374, 673644), (408, 617507), (438, 575212), (561, 449096), (584, 431409), (748, 336822), (769, 327624), (803, 313752), (876, 287606), (1122, 224548), (1241, 203016), (1496, 168411), (1538, 163812), (1606, 156876), (1752, 143803), (2244, 112274), (2307, 109208), (2409, 104584), (2482, 101508), (3076, 81906), (3212, 78438), (3723, 67672), (4488, 56137), (4614, 54604), (4818, 52292), (4964, 50754), (6152, 40953), (6424, 39219), (7446, 33836), (8459, 29784), (9228, 27302), (9636, 26146), (9928, 25377), (13073, 19272), (13651, 18456), (14892, 16918)]