820927980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1361}}^1$

素因数の和:2496

約数の個数: 96

約数和(自身を含む): 2558162880

約数和(自身を除く): 1737234900

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, 1117, 1361, 2234, 2722, 3351, 4083, 4468, 5444, 5585, 6702, 6805, 8166, 10053, 11170, 12249, 13404, 13610, 16332, 16755, 20106, 20415, 22340, 24498, 27220, 30159, 33510, 36747, 40212, 40830, 48996, 50265, 60318, 61245, 67020, 73494, 81660, 100530, 120636, 122490, 146988, 150795, 183735, 201060, 244980, 301590, 367470, 603180, 734940, 1520237, 3040474, 4560711, 6080948, 7601185, 9121422, 13682133, 15202370, 18242844, 22803555, 27364266, 30404740, 41046399, 45607110, 54728532, 68410665, 82092798, 91214220, 136821330, 164185596, 205231995, 273642660, 410463990, 820927980]

約数ペア:

[(1, 820927980), (2, 410463990), (3, 273642660), (4, 205231995), (5, 164185596), (6, 136821330), (9, 91214220), (10, 82092798), (12, 68410665), (15, 54728532), (18, 45607110), (20, 41046399), (27, 30404740), (30, 27364266), (36, 22803555), (45, 18242844), (54, 15202370), (60, 13682133), (90, 9121422), (108, 7601185), (135, 6080948), (180, 4560711), (270, 3040474), (540, 1520237), (1117, 734940), (1361, 603180), (2234, 367470), (2722, 301590), (3351, 244980), (4083, 201060), (4468, 183735), (5444, 150795), (5585, 146988), (6702, 122490), (6805, 120636), (8166, 100530), (10053, 81660), (11170, 73494), (12249, 67020), (13404, 61245), (13610, 60318), (16332, 50265), (16755, 48996), (20106, 40830), (20415, 40212), (22340, 36747), (24498, 33510), (27220, 30159)]