248223976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 632217600

約数和(自身を除く): 383993624

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 139, 143, 154, 182, 223, 278, 286, 308, 364, 446, 556, 572, 616, 728, 892, 973, 1001, 1112, 1144, 1529, 1561, 1784, 1807, 1946, 2002, 2453, 2899, 3058, 3122, 3614, 3892, 4004, 4906, 5798, 6116, 6244, 7228, 7784, 8008, 9812, 10703, 11596, 12232, 12488, 12649, 14456, 17171, 19624, 19877, 20293, 21406, 23192, 25298, 30997, 31889, 34342, 39754, 40586, 42812, 50596, 61994, 63778, 68684, 79508, 81172, 85624, 101192, 123988, 127556, 137368, 139139, 159016, 162344, 216979, 223223, 247976, 255112, 278278, 340967, 402961, 433958, 446446, 556556, 681934, 805922, 867916, 892892, 1113112, 1363868, 1611844, 1735832, 1785784, 2386769, 2727736, 2820727, 3223688, 4432571, 4773538, 5641454, 8865142, 9547076, 11282908, 17730284, 19094152, 22565816, 31027997, 35460568, 62055994, 124111988, 248223976]

約数ペア:

[(1, 248223976), (2, 124111988), (4, 62055994), (7, 35460568), (8, 31027997), (11, 22565816), (13, 19094152), (14, 17730284), (22, 11282908), (26, 9547076), (28, 8865142), (44, 5641454), (52, 4773538), (56, 4432571), (77, 3223688), (88, 2820727), (91, 2727736), (104, 2386769), (139, 1785784), (143, 1735832), (154, 1611844), (182, 1363868), (223, 1113112), (278, 892892), (286, 867916), (308, 805922), (364, 681934), (446, 556556), (556, 446446), (572, 433958), (616, 402961), (728, 340967), (892, 278278), (973, 255112), (1001, 247976), (1112, 223223), (1144, 216979), (1529, 162344), (1561, 159016), (1784, 139139), (1807, 137368), (1946, 127556), (2002, 123988), (2453, 101192), (2899, 85624), (3058, 81172), (3122, 79508), (3614, 68684), (3892, 63778), (4004, 61994), (4906, 50596), (5798, 42812), (6116, 40586), (6244, 39754), (7228, 34342), (7784, 31889), (8008, 30997), (9812, 25298), (10703, 23192), (11596, 21406), (12232, 20293), (12488, 19877), (12649, 19624), (14456, 17171)]