646623540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1197451}}^1$

素因数の和:1197469

約数の個数: 48

約数和(自身を含む): 2011719360

約数和(自身を除く): 1365095820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1197451, 2394902, 3592353, 4789804, 5987255, 7184706, 10777059, 11974510, 14369412, 17961765, 21554118, 23949020, 32331177, 35923530, 43108236, 53885295, 64662354, 71847060, 107770590, 129324708, 161655885, 215541180, 323311770, 646623540]

約数ペア:

[(1, 646623540), (2, 323311770), (3, 215541180), (4, 161655885), (5, 129324708), (6, 107770590), (9, 71847060), (10, 64662354), (12, 53885295), (15, 43108236), (18, 35923530), (20, 32331177), (27, 23949020), (30, 21554118), (36, 17961765), (45, 14369412), (54, 11974510), (60, 10777059), (90, 7184706), (108, 5987255), (135, 4789804), (180, 3592353), (270, 2394902), (540, 1197451)]