260807712

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 774730656

約数和(自身を除く): 513922944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 66, 88, 93, 96, 124, 132, 176, 186, 248, 257, 264, 341, 352, 372, 496, 514, 528, 682, 744, 771, 961, 992, 1023, 1028, 1056, 1364, 1488, 1542, 1922, 2046, 2056, 2728, 2827, 2883, 2976, 3084, 3844, 4092, 4112, 5456, 5654, 5766, 6168, 7688, 7967, 8184, 8224, 8481, 10571, 10912, 11308, 11532, 12336, 15376, 15934, 16368, 16962, 21142, 22616, 23064, 23901, 24672, 30752, 31713, 31868, 32736, 33924, 42284, 45232, 46128, 47802, 63426, 63736, 67848, 84568, 87637, 90464, 92256, 95604, 126852, 127472, 135696, 169136, 175274, 191208, 246977, 253704, 254944, 262911, 271392, 338272, 350548, 382416, 493954, 507408, 525822, 701096, 740931, 764832, 987908, 1014816, 1051644, 1402192, 1481862, 1975816, 2103288, 2716747, 2804384, 2963724, 3951632, 4206576, 5433494, 5927448, 7903264, 8150241, 8413152, 10866988, 11854896, 16300482, 21733976, 23709792, 32600964, 43467952, 65201928, 86935904, 130403856, 260807712]

約数ペア:

[(1, 260807712), (2, 130403856), (3, 86935904), (4, 65201928), (6, 43467952), (8, 32600964), (11, 23709792), (12, 21733976), (16, 16300482), (22, 11854896), (24, 10866988), (31, 8413152), (32, 8150241), (33, 7903264), (44, 5927448), (48, 5433494), (62, 4206576), (66, 3951632), (88, 2963724), (93, 2804384), (96, 2716747), (124, 2103288), (132, 1975816), (176, 1481862), (186, 1402192), (248, 1051644), (257, 1014816), (264, 987908), (341, 764832), (352, 740931), (372, 701096), (496, 525822), (514, 507408), (528, 493954), (682, 382416), (744, 350548), (771, 338272), (961, 271392), (992, 262911), (1023, 254944), (1028, 253704), (1056, 246977), (1364, 191208), (1488, 175274), (1542, 169136), (1922, 135696), (2046, 127472), (2056, 126852), (2728, 95604), (2827, 92256), (2883, 90464), (2976, 87637), (3084, 84568), (3844, 67848), (4092, 63736), (4112, 63426), (5456, 47802), (5654, 46128), (5766, 45232), (6168, 42284), (7688, 33924), (7967, 32736), (8184, 31868), (8224, 31713), (8481, 30752), (10571, 24672), (10912, 23901), (11308, 23064), (11532, 22616), (12336, 21142), (15376, 16962), (15934, 16368)]