315031328

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 634334400

約数和(自身を除く): 319303072

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 199, 244, 398, 488, 796, 811, 976, 1592, 1622, 1952, 3184, 3244, 6368, 6488, 12139, 12976, 24278, 25952, 48556, 49471, 97112, 98942, 161389, 194224, 197884, 322778, 388448, 395768, 645556, 791536, 1291112, 1583072, 2582224, 5164448, 9844729, 19689458, 39378916, 78757832, 157515664, 315031328]

約数ペア:

[(1, 315031328), (2, 157515664), (4, 78757832), (8, 39378916), (16, 19689458), (32, 9844729), (61, 5164448), (122, 2582224), (199, 1583072), (244, 1291112), (398, 791536), (488, 645556), (796, 395768), (811, 388448), (976, 322778), (1592, 197884), (1622, 194224), (1952, 161389), (3184, 98942), (3244, 97112), (6368, 49471), (6488, 48556), (12139, 25952), (12976, 24278)]