778810284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 2298989056

約数和(自身を除く): 1520178772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 151, 194, 211, 252, 291, 302, 388, 422, 453, 582, 604, 633, 679, 844, 873, 906, 1057, 1164, 1266, 1358, 1359, 1477, 1746, 1812, 1899, 2037, 2114, 2532, 2716, 2718, 2954, 3171, 3492, 3798, 4074, 4228, 4431, 5436, 5908, 6111, 6342, 7596, 8148, 8862, 9513, 12222, 12684, 13293, 14647, 17724, 19026, 20467, 24444, 26586, 29294, 31861, 38052, 40934, 43941, 53172, 58588, 61401, 63722, 81868, 87882, 95583, 102529, 122802, 127444, 131823, 143269, 175764, 184203, 191166, 205058, 223027, 245604, 263646, 286538, 286749, 307587, 368406, 382332, 410116, 429807, 446054, 527292, 573076, 573498, 615174, 669081, 736812, 859614, 892108, 922761, 1146996, 1230348, 1289421, 1338162, 1719228, 1845522, 2007243, 2578842, 2676324, 3090517, 3691044, 4014486, 5157684, 6181034, 8028972, 9271551, 12362068, 18543102, 21633619, 27814653, 37086204, 43267238, 55629306, 64900857, 86534476, 111258612, 129801714, 194702571, 259603428, 389405142, 778810284]

約数ペア:

[(1, 778810284), (2, 389405142), (3, 259603428), (4, 194702571), (6, 129801714), (7, 111258612), (9, 86534476), (12, 64900857), (14, 55629306), (18, 43267238), (21, 37086204), (28, 27814653), (36, 21633619), (42, 18543102), (63, 12362068), (84, 9271551), (97, 8028972), (126, 6181034), (151, 5157684), (194, 4014486), (211, 3691044), (252, 3090517), (291, 2676324), (302, 2578842), (388, 2007243), (422, 1845522), (453, 1719228), (582, 1338162), (604, 1289421), (633, 1230348), (679, 1146996), (844, 922761), (873, 892108), (906, 859614), (1057, 736812), (1164, 669081), (1266, 615174), (1358, 573498), (1359, 573076), (1477, 527292), (1746, 446054), (1812, 429807), (1899, 410116), (2037, 382332), (2114, 368406), (2532, 307587), (2716, 286749), (2718, 286538), (2954, 263646), (3171, 245604), (3492, 223027), (3798, 205058), (4074, 191166), (4228, 184203), (4431, 175764), (5436, 143269), (5908, 131823), (6111, 127444), (6342, 122802), (7596, 102529), (8148, 95583), (8862, 87882), (9513, 81868), (12222, 63722), (12684, 61401), (13293, 58588), (14647, 53172), (17724, 43941), (19026, 40934), (20467, 38052), (24444, 31861), (26586, 29294)]