128550736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 279892800

約数和(自身を除く): 151342064

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 43, 58, 68, 86, 116, 136, 172, 232, 272, 344, 379, 464, 493, 688, 731, 758, 986, 1247, 1462, 1516, 1972, 2494, 2924, 3032, 3944, 4988, 5848, 6064, 6443, 7888, 9976, 10991, 11696, 12886, 16297, 19952, 21199, 21982, 25772, 32594, 42398, 43964, 51544, 65188, 84796, 87928, 103088, 130376, 169592, 175856, 186847, 260752, 277049, 339184, 373694, 472613, 554098, 747388, 945226, 1108196, 1494776, 1890452, 2216392, 2989552, 3780904, 4432784, 7561808, 8034421, 16068842, 32137684, 64275368, 128550736]

約数ペア:

[(1, 128550736), (2, 64275368), (4, 32137684), (8, 16068842), (16, 8034421), (17, 7561808), (29, 4432784), (34, 3780904), (43, 2989552), (58, 2216392), (68, 1890452), (86, 1494776), (116, 1108196), (136, 945226), (172, 747388), (232, 554098), (272, 472613), (344, 373694), (379, 339184), (464, 277049), (493, 260752), (688, 186847), (731, 175856), (758, 169592), (986, 130376), (1247, 103088), (1462, 87928), (1516, 84796), (1972, 65188), (2494, 51544), (2924, 43964), (3032, 42398), (3944, 32594), (4988, 25772), (5848, 21982), (6064, 21199), (6443, 19952), (7888, 16297), (9976, 12886), (10991, 11696)]