40861620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1657}}^1$

素因数の和:1809

約数の個数: 72

約数和(自身を含む): 124926984

約数和(自身を除く): 84065364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 1657, 2055, 2466, 2740, 3314, 4110, 4932, 4971, 6165, 6628, 8220, 8285, 9942, 12330, 14913, 16570, 19884, 24660, 24855, 29826, 33140, 49710, 59652, 74565, 99420, 149130, 227009, 298260, 454018, 681027, 908036, 1135045, 1362054, 2043081, 2270090, 2724108, 3405135, 4086162, 4540180, 6810270, 8172324, 10215405, 13620540, 20430810, 40861620]

約数ペア:

[(1, 40861620), (2, 20430810), (3, 13620540), (4, 10215405), (5, 8172324), (6, 6810270), (9, 4540180), (10, 4086162), (12, 3405135), (15, 2724108), (18, 2270090), (20, 2043081), (30, 1362054), (36, 1135045), (45, 908036), (60, 681027), (90, 454018), (137, 298260), (180, 227009), (274, 149130), (411, 99420), (548, 74565), (685, 59652), (822, 49710), (1233, 33140), (1370, 29826), (1644, 24855), (1657, 24660), (2055, 19884), (2466, 16570), (2740, 14913), (3314, 12330), (4110, 9942), (4932, 8285), (4971, 8220), (6165, 6628)]