245893648

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1181}}^1$

素因数の和:1233

約数の個数: 120

約数和(自身を含む): 643726656

約数和(自身を除く): 397833008

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 208, 286, 308, 338, 364, 572, 616, 676, 728, 1001, 1144, 1181, 1183, 1232, 1352, 1456, 1859, 2002, 2288, 2362, 2366, 2704, 3718, 4004, 4724, 4732, 7436, 8008, 8267, 9448, 9464, 12991, 13013, 14872, 15353, 16016, 16534, 18896, 18928, 25982, 26026, 29744, 30706, 33068, 51964, 52052, 61412, 66136, 90937, 103928, 104104, 107471, 122824, 132272, 168883, 181874, 199589, 207856, 208208, 214942, 245648, 337766, 363748, 399178, 429884, 675532, 727496, 798356, 859768, 1182181, 1351064, 1397123, 1454992, 1596712, 1719536, 2195479, 2364362, 2702128, 2794246, 3193424, 4390958, 4728724, 5588492, 8781916, 9457448, 11176984, 15368353, 17563832, 18914896, 22353968, 30736706, 35127664, 61473412, 122946824, 245893648]

約数ペア:

[(1, 245893648), (2, 122946824), (4, 61473412), (7, 35127664), (8, 30736706), (11, 22353968), (13, 18914896), (14, 17563832), (16, 15368353), (22, 11176984), (26, 9457448), (28, 8781916), (44, 5588492), (52, 4728724), (56, 4390958), (77, 3193424), (88, 2794246), (91, 2702128), (104, 2364362), (112, 2195479), (143, 1719536), (154, 1596712), (169, 1454992), (176, 1397123), (182, 1351064), (208, 1182181), (286, 859768), (308, 798356), (338, 727496), (364, 675532), (572, 429884), (616, 399178), (676, 363748), (728, 337766), (1001, 245648), (1144, 214942), (1181, 208208), (1183, 207856), (1232, 199589), (1352, 181874), (1456, 168883), (1859, 132272), (2002, 122824), (2288, 107471), (2362, 104104), (2366, 103928), (2704, 90937), (3718, 66136), (4004, 61412), (4724, 52052), (4732, 51964), (7436, 33068), (8008, 30706), (8267, 29744), (9448, 26026), (9464, 25982), (12991, 18928), (13013, 18896), (14872, 16534), (15353, 16016)]