28366740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 89147520

約数和(自身を除く): 60780780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 131, 135, 180, 262, 270, 393, 401, 524, 540, 655, 786, 802, 1179, 1203, 1310, 1572, 1604, 1965, 2005, 2358, 2406, 2620, 3537, 3609, 3930, 4010, 4716, 4812, 5895, 6015, 7074, 7218, 7860, 8020, 10827, 11790, 12030, 14148, 14436, 17685, 18045, 21654, 23580, 24060, 35370, 36090, 43308, 52531, 54135, 70740, 72180, 105062, 108270, 157593, 210124, 216540, 262655, 315186, 472779, 525310, 630372, 787965, 945558, 1050620, 1418337, 1575930, 1891116, 2363895, 2836674, 3151860, 4727790, 5673348, 7091685, 9455580, 14183370, 28366740]

約数ペア:

[(1, 28366740), (2, 14183370), (3, 9455580), (4, 7091685), (5, 5673348), (6, 4727790), (9, 3151860), (10, 2836674), (12, 2363895), (15, 1891116), (18, 1575930), (20, 1418337), (27, 1050620), (30, 945558), (36, 787965), (45, 630372), (54, 525310), (60, 472779), (90, 315186), (108, 262655), (131, 216540), (135, 210124), (180, 157593), (262, 108270), (270, 105062), (393, 72180), (401, 70740), (524, 54135), (540, 52531), (655, 43308), (786, 36090), (802, 35370), (1179, 24060), (1203, 23580), (1310, 21654), (1572, 18045), (1604, 17685), (1965, 14436), (2005, 14148), (2358, 12030), (2406, 11790), (2620, 10827), (3537, 8020), (3609, 7860), (3930, 7218), (4010, 7074), (4716, 6015), (4812, 5895)]