81572508

素因数分解:

$2^2\times 3^4\times {\mathrm{223}}^1\times {\mathrm{1129}}^1$

素因数の和:1368

約数の個数: 60

約数和(自身を含む): 214392640

約数和(自身を除く): 132820132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 223, 324, 446, 669, 892, 1129, 1338, 2007, 2258, 2676, 3387, 4014, 4516, 6021, 6774, 8028, 10161, 12042, 13548, 18063, 20322, 24084, 30483, 36126, 40644, 60966, 72252, 91449, 121932, 182898, 251767, 365796, 503534, 755301, 1007068, 1510602, 2265903, 3021204, 4531806, 6797709, 9063612, 13595418, 20393127, 27190836, 40786254, 81572508]

約数ペア:

[(1, 81572508), (2, 40786254), (3, 27190836), (4, 20393127), (6, 13595418), (9, 9063612), (12, 6797709), (18, 4531806), (27, 3021204), (36, 2265903), (54, 1510602), (81, 1007068), (108, 755301), (162, 503534), (223, 365796), (324, 251767), (446, 182898), (669, 121932), (892, 91449), (1129, 72252), (1338, 60966), (2007, 40644), (2258, 36126), (2676, 30483), (3387, 24084), (4014, 20322), (4516, 18063), (6021, 13548), (6774, 12042), (8028, 10161)]