30971880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 101368800

約数和(自身を除く): 70396920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 227, 360, 379, 454, 681, 758, 908, 1135, 1137, 1362, 1516, 1816, 1895, 2043, 2270, 2274, 2724, 3032, 3405, 3411, 3790, 4086, 4540, 4548, 5448, 5685, 6810, 6822, 7580, 8172, 9080, 9096, 10215, 11370, 13620, 13644, 15160, 16344, 17055, 20430, 22740, 27240, 27288, 34110, 40860, 45480, 68220, 81720, 86033, 136440, 172066, 258099, 344132, 430165, 516198, 688264, 774297, 860330, 1032396, 1290495, 1548594, 1720660, 2064792, 2580990, 3097188, 3441320, 3871485, 5161980, 6194376, 7742970, 10323960, 15485940, 30971880]

約数ペア:

[(1, 30971880), (2, 15485940), (3, 10323960), (4, 7742970), (5, 6194376), (6, 5161980), (8, 3871485), (9, 3441320), (10, 3097188), (12, 2580990), (15, 2064792), (18, 1720660), (20, 1548594), (24, 1290495), (30, 1032396), (36, 860330), (40, 774297), (45, 688264), (60, 516198), (72, 430165), (90, 344132), (120, 258099), (180, 172066), (227, 136440), (360, 86033), (379, 81720), (454, 68220), (681, 45480), (758, 40860), (908, 34110), (1135, 27288), (1137, 27240), (1362, 22740), (1516, 20430), (1816, 17055), (1895, 16344), (2043, 15160), (2270, 13644), (2274, 13620), (2724, 11370), (3032, 10215), (3405, 9096), (3411, 9080), (3790, 8172), (4086, 7580), (4540, 6822), (4548, 6810), (5448, 5685)]