208790778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 523998720

約数和(自身を除く): 315207942

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 41, 42, 58, 74, 82, 87, 111, 113, 123, 174, 203, 222, 226, 246, 259, 287, 339, 406, 518, 574, 609, 678, 777, 791, 861, 1073, 1189, 1218, 1517, 1554, 1582, 1722, 2146, 2373, 2378, 3034, 3219, 3277, 3567, 4181, 4551, 4633, 4746, 6438, 6554, 7134, 7511, 8323, 8362, 9102, 9266, 9831, 10619, 12543, 13899, 15022, 16646, 19662, 21238, 22533, 22939, 24969, 25086, 27798, 29267, 31857, 32431, 43993, 45066, 45878, 49938, 58534, 63714, 64862, 68817, 87801, 87986, 97293, 121249, 131979, 134357, 137634, 171421, 175602, 194586, 242498, 263958, 268714, 307951, 342842, 363747, 403071, 514263, 615902, 727494, 806142, 848743, 923853, 940499, 1028526, 1199947, 1697486, 1847706, 1880998, 2399894, 2546229, 2821497, 3599841, 4971209, 5092458, 5642994, 7199682, 9942418, 14913627, 29827254, 34798463, 69596926, 104395389, 208790778]

約数ペア:

[(1, 208790778), (2, 104395389), (3, 69596926), (6, 34798463), (7, 29827254), (14, 14913627), (21, 9942418), (29, 7199682), (37, 5642994), (41, 5092458), (42, 4971209), (58, 3599841), (74, 2821497), (82, 2546229), (87, 2399894), (111, 1880998), (113, 1847706), (123, 1697486), (174, 1199947), (203, 1028526), (222, 940499), (226, 923853), (246, 848743), (259, 806142), (287, 727494), (339, 615902), (406, 514263), (518, 403071), (574, 363747), (609, 342842), (678, 307951), (777, 268714), (791, 263958), (861, 242498), (1073, 194586), (1189, 175602), (1218, 171421), (1517, 137634), (1554, 134357), (1582, 131979), (1722, 121249), (2146, 97293), (2373, 87986), (2378, 87801), (3034, 68817), (3219, 64862), (3277, 63714), (3567, 58534), (4181, 49938), (4551, 45878), (4633, 45066), (4746, 43993), (6438, 32431), (6554, 31857), (7134, 29267), (7511, 27798), (8323, 25086), (8362, 24969), (9102, 22939), (9266, 22533), (9831, 21238), (10619, 19662), (12543, 16646), (13899, 15022)]