305160856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:809

約数の個数: 128

約数和(自身を含む): 783820800

約数和(自身を除く): 478659944

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 53, 56, 77, 88, 91, 104, 106, 143, 154, 182, 212, 286, 308, 364, 371, 424, 572, 583, 616, 689, 719, 728, 742, 1001, 1144, 1166, 1378, 1438, 1484, 2002, 2332, 2756, 2876, 2968, 4004, 4081, 4664, 4823, 5033, 5512, 5752, 7579, 7909, 8008, 8162, 9347, 9646, 10066, 15158, 15818, 16324, 18694, 19292, 20132, 30316, 31636, 32648, 37388, 38107, 38584, 40264, 53053, 55363, 60632, 63272, 65429, 74776, 76214, 102817, 106106, 110726, 130858, 152428, 205634, 212212, 221452, 261716, 266749, 304856, 411268, 419177, 424424, 442904, 495391, 523432, 533498, 719719, 822536, 838354, 990782, 1066996, 1439438, 1676708, 1981564, 2133992, 2878876, 2934239, 3353416, 3467737, 3963128, 5449301, 5757752, 5868478, 6935474, 10898602, 11736956, 13870948, 21797204, 23473912, 27741896, 38145107, 43594408, 76290214, 152580428, 305160856]

約数ペア:

[(1, 305160856), (2, 152580428), (4, 76290214), (7, 43594408), (8, 38145107), (11, 27741896), (13, 23473912), (14, 21797204), (22, 13870948), (26, 11736956), (28, 10898602), (44, 6935474), (52, 5868478), (53, 5757752), (56, 5449301), (77, 3963128), (88, 3467737), (91, 3353416), (104, 2934239), (106, 2878876), (143, 2133992), (154, 1981564), (182, 1676708), (212, 1439438), (286, 1066996), (308, 990782), (364, 838354), (371, 822536), (424, 719719), (572, 533498), (583, 523432), (616, 495391), (689, 442904), (719, 424424), (728, 419177), (742, 411268), (1001, 304856), (1144, 266749), (1166, 261716), (1378, 221452), (1438, 212212), (1484, 205634), (2002, 152428), (2332, 130858), (2756, 110726), (2876, 106106), (2968, 102817), (4004, 76214), (4081, 74776), (4664, 65429), (4823, 63272), (5033, 60632), (5512, 55363), (5752, 53053), (7579, 40264), (7909, 38584), (8008, 38107), (8162, 37388), (9347, 32648), (9646, 31636), (10066, 30316), (15158, 20132), (15818, 19292), (16324, 18694)]