287920776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2027

約数の個数: 128

約数和(自身を含む): 865751040

約数和(自身を除く): 577830264

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 43, 44, 52, 66, 78, 86, 88, 104, 129, 132, 143, 156, 172, 258, 264, 286, 312, 344, 429, 473, 516, 559, 572, 858, 946, 1032, 1118, 1144, 1419, 1677, 1716, 1892, 1951, 2236, 2838, 3354, 3432, 3784, 3902, 4472, 5676, 5853, 6149, 6708, 7804, 11352, 11706, 12298, 13416, 15608, 18447, 21461, 23412, 24596, 25363, 36894, 42922, 46824, 49192, 50726, 64383, 73788, 76089, 83893, 85844, 101452, 128766, 147576, 152178, 167786, 171688, 202904, 251679, 257532, 278993, 304356, 335572, 503358, 515064, 557986, 608712, 671144, 836979, 922823, 1006716, 1090609, 1115972, 1673958, 1845646, 2013432, 2181218, 2231944, 2768469, 3271827, 3347916, 3691292, 4362436, 5536938, 6543654, 6695832, 7382584, 8724872, 11073876, 11996699, 13087308, 22147752, 23993398, 26174616, 35990097, 47986796, 71980194, 95973592, 143960388, 287920776]

約数ペア:

[(1, 287920776), (2, 143960388), (3, 95973592), (4, 71980194), (6, 47986796), (8, 35990097), (11, 26174616), (12, 23993398), (13, 22147752), (22, 13087308), (24, 11996699), (26, 11073876), (33, 8724872), (39, 7382584), (43, 6695832), (44, 6543654), (52, 5536938), (66, 4362436), (78, 3691292), (86, 3347916), (88, 3271827), (104, 2768469), (129, 2231944), (132, 2181218), (143, 2013432), (156, 1845646), (172, 1673958), (258, 1115972), (264, 1090609), (286, 1006716), (312, 922823), (344, 836979), (429, 671144), (473, 608712), (516, 557986), (559, 515064), (572, 503358), (858, 335572), (946, 304356), (1032, 278993), (1118, 257532), (1144, 251679), (1419, 202904), (1677, 171688), (1716, 167786), (1892, 152178), (1951, 147576), (2236, 128766), (2838, 101452), (3354, 85844), (3432, 83893), (3784, 76089), (3902, 73788), (4472, 64383), (5676, 50726), (5853, 49192), (6149, 46824), (6708, 42922), (7804, 36894), (11352, 25363), (11706, 24596), (12298, 23412), (13416, 21461), (15608, 18447)]