721929984

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{30323}}^1$

素因数の和:30373

約数の個数: 72

約数和(自身を含む): 1983432192

約数和(自身を除く): 1261502208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 23808, 30323, 60646, 90969, 121292, 181938, 242584, 363876, 485168, 727752, 940013, 970336, 1455504, 1880026, 1940672, 2820039, 2911008, 3760052, 3881344, 5640078, 5822016, 7520104, 7762688, 11280156, 11644032, 15040208, 22560312, 23288064, 30080416, 45120624, 60160832, 90241248, 120321664, 180482496, 240643328, 360964992, 721929984]

約数ペア:

[(1, 721929984), (2, 360964992), (3, 240643328), (4, 180482496), (6, 120321664), (8, 90241248), (12, 60160832), (16, 45120624), (24, 30080416), (31, 23288064), (32, 22560312), (48, 15040208), (62, 11644032), (64, 11280156), (93, 7762688), (96, 7520104), (124, 5822016), (128, 5640078), (186, 3881344), (192, 3760052), (248, 2911008), (256, 2820039), (372, 1940672), (384, 1880026), (496, 1455504), (744, 970336), (768, 940013), (992, 727752), (1488, 485168), (1984, 363876), (2976, 242584), (3968, 181938), (5952, 121292), (7936, 90969), (11904, 60646), (23808, 30323)]