28088100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 92077440

約数和(自身を除く): 63989340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 101, 103, 108, 135, 150, 180, 202, 206, 225, 270, 300, 303, 309, 404, 412, 450, 505, 515, 540, 606, 618, 675, 900, 909, 927, 1010, 1030, 1212, 1236, 1350, 1515, 1545, 1818, 1854, 2020, 2060, 2525, 2575, 2700, 2727, 2781, 3030, 3090, 3636, 3708, 4545, 4635, 5050, 5150, 5454, 5562, 6060, 6180, 7575, 7725, 9090, 9270, 10100, 10300, 10403, 10908, 11124, 13635, 13905, 15150, 15450, 18180, 18540, 20806, 22725, 23175, 27270, 27810, 30300, 30900, 31209, 41612, 45450, 46350, 52015, 54540, 55620, 62418, 68175, 69525, 90900, 92700, 93627, 104030, 124836, 136350, 139050, 156045, 187254, 208060, 260075, 272700, 278100, 280881, 312090, 374508, 468135, 520150, 561762, 624180, 780225, 936270, 1040300, 1123524, 1404405, 1560450, 1872540, 2340675, 2808810, 3120900, 4681350, 5617620, 7022025, 9362700, 14044050, 28088100]

約数ペア:

[(1, 28088100), (2, 14044050), (3, 9362700), (4, 7022025), (5, 5617620), (6, 4681350), (9, 3120900), (10, 2808810), (12, 2340675), (15, 1872540), (18, 1560450), (20, 1404405), (25, 1123524), (27, 1040300), (30, 936270), (36, 780225), (45, 624180), (50, 561762), (54, 520150), (60, 468135), (75, 374508), (90, 312090), (100, 280881), (101, 278100), (103, 272700), (108, 260075), (135, 208060), (150, 187254), (180, 156045), (202, 139050), (206, 136350), (225, 124836), (270, 104030), (300, 93627), (303, 92700), (309, 90900), (404, 69525), (412, 68175), (450, 62418), (505, 55620), (515, 54540), (540, 52015), (606, 46350), (618, 45450), (675, 41612), (900, 31209), (909, 30900), (927, 30300), (1010, 27810), (1030, 27270), (1212, 23175), (1236, 22725), (1350, 20806), (1515, 18540), (1545, 18180), (1818, 15450), (1854, 15150), (2020, 13905), (2060, 13635), (2525, 11124), (2575, 10908), (2700, 10403), (2727, 10300), (2781, 10100), (3030, 9270), (3090, 9090), (3636, 7725), (3708, 7575), (4545, 6180), (4635, 6060), (5050, 5562), (5150, 5454)]