28566180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1051}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 87307584

約数和(自身を除く): 58741404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1051, 1359, 1510, 1812, 2102, 2265, 2718, 3020, 3153, 4204, 4530, 5255, 5436, 6306, 6795, 9060, 9459, 10510, 12612, 13590, 15765, 18918, 21020, 27180, 31530, 37836, 47295, 63060, 94590, 158701, 189180, 317402, 476103, 634804, 793505, 952206, 1428309, 1587010, 1904412, 2380515, 2856618, 3174020, 4761030, 5713236, 7141545, 9522060, 14283090, 28566180]

約数ペア:

[(1, 28566180), (2, 14283090), (3, 9522060), (4, 7141545), (5, 5713236), (6, 4761030), (9, 3174020), (10, 2856618), (12, 2380515), (15, 1904412), (18, 1587010), (20, 1428309), (30, 952206), (36, 793505), (45, 634804), (60, 476103), (90, 317402), (151, 189180), (180, 158701), (302, 94590), (453, 63060), (604, 47295), (755, 37836), (906, 31530), (1051, 27180), (1359, 21020), (1510, 18918), (1812, 15765), (2102, 13590), (2265, 12612), (2718, 10510), (3020, 9459), (3153, 9060), (4204, 6795), (4530, 6306), (5255, 5436)]