309738468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{937}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 788235168

約数和(自身を除く): 478496700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 169, 326, 338, 489, 507, 652, 676, 937, 978, 1014, 1874, 1956, 2028, 2119, 2811, 3748, 4238, 5622, 6357, 8476, 11244, 12181, 12714, 24362, 25428, 27547, 36543, 48724, 55094, 73086, 82641, 110188, 146172, 152731, 158353, 165282, 305462, 316706, 330564, 458193, 475059, 610924, 633412, 916386, 950118, 1832772, 1900236, 1985503, 3971006, 5956509, 7942012, 11913018, 23826036, 25811539, 51623078, 77434617, 103246156, 154869234, 309738468]

約数ペア:

[(1, 309738468), (2, 154869234), (3, 103246156), (4, 77434617), (6, 51623078), (12, 25811539), (13, 23826036), (26, 11913018), (39, 7942012), (52, 5956509), (78, 3971006), (156, 1985503), (163, 1900236), (169, 1832772), (326, 950118), (338, 916386), (489, 633412), (507, 610924), (652, 475059), (676, 458193), (937, 330564), (978, 316706), (1014, 305462), (1874, 165282), (1956, 158353), (2028, 152731), (2119, 146172), (2811, 110188), (3748, 82641), (4238, 73086), (5622, 55094), (6357, 48724), (8476, 36543), (11244, 27547), (12181, 25428), (12714, 24362)]