260455360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1302

約数の個数: 112

約数和(自身を含む): 688250592

約数和(自身を除く): 427795232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 160, 176, 220, 244, 305, 320, 352, 440, 488, 610, 671, 704, 880, 976, 1213, 1220, 1342, 1760, 1952, 2426, 2440, 2684, 3355, 3520, 3904, 4852, 4880, 5368, 6065, 6710, 9704, 9760, 10736, 12130, 13343, 13420, 19408, 19520, 21472, 24260, 26686, 26840, 38816, 42944, 48520, 53372, 53680, 66715, 73993, 77632, 97040, 106744, 107360, 133430, 147986, 194080, 213488, 214720, 266860, 295972, 369965, 388160, 426976, 533720, 591944, 739930, 813923, 853952, 1067440, 1183888, 1479860, 1627846, 2134880, 2367776, 2959720, 3255692, 4069615, 4269760, 4735552, 5919440, 6511384, 8139230, 11838880, 13022768, 16278460, 23677760, 26045536, 32556920, 52091072, 65113840, 130227680, 260455360]

約数ペア:

[(1, 260455360), (2, 130227680), (4, 65113840), (5, 52091072), (8, 32556920), (10, 26045536), (11, 23677760), (16, 16278460), (20, 13022768), (22, 11838880), (32, 8139230), (40, 6511384), (44, 5919440), (55, 4735552), (61, 4269760), (64, 4069615), (80, 3255692), (88, 2959720), (110, 2367776), (122, 2134880), (160, 1627846), (176, 1479860), (220, 1183888), (244, 1067440), (305, 853952), (320, 813923), (352, 739930), (440, 591944), (488, 533720), (610, 426976), (671, 388160), (704, 369965), (880, 295972), (976, 266860), (1213, 214720), (1220, 213488), (1342, 194080), (1760, 147986), (1952, 133430), (2426, 107360), (2440, 106744), (2684, 97040), (3355, 77632), (3520, 73993), (3904, 66715), (4852, 53680), (4880, 53372), (5368, 48520), (6065, 42944), (6710, 38816), (9704, 26840), (9760, 26686), (10736, 24260), (12130, 21472), (13343, 19520), (13420, 19408)]