15990900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 46705344

約数和(自身を除く): 30714444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 151, 300, 302, 353, 453, 604, 706, 755, 906, 1059, 1412, 1510, 1765, 1812, 2118, 2265, 3020, 3530, 3775, 4236, 4530, 5295, 7060, 7550, 8825, 9060, 10590, 11325, 15100, 17650, 21180, 22650, 26475, 35300, 45300, 52950, 53303, 105900, 106606, 159909, 213212, 266515, 319818, 533030, 639636, 799545, 1066060, 1332575, 1599090, 2665150, 3198180, 3997725, 5330300, 7995450, 15990900]

約数ペア:

[(1, 15990900), (2, 7995450), (3, 5330300), (4, 3997725), (5, 3198180), (6, 2665150), (10, 1599090), (12, 1332575), (15, 1066060), (20, 799545), (25, 639636), (30, 533030), (50, 319818), (60, 266515), (75, 213212), (100, 159909), (150, 106606), (151, 105900), (300, 53303), (302, 52950), (353, 45300), (453, 35300), (604, 26475), (706, 22650), (755, 21180), (906, 17650), (1059, 15100), (1412, 11325), (1510, 10590), (1765, 9060), (1812, 8825), (2118, 7550), (2265, 7060), (3020, 5295), (3530, 4530), (3775, 4236)]