290340900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16979}}^1$

素因数の和:17018

約数の個数: 108

約数和(自身を含む): 958011600

約数和(自身を除く): 667670700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 16979, 17100, 33958, 50937, 67916, 84895, 101874, 152811, 169790, 203748, 254685, 305622, 322601, 339580, 424475, 509370, 611244, 645202, 764055, 848950, 967803, 1018740, 1273425, 1290404, 1528110, 1613005, 1697900, 1935606, 2546850, 2903409, 3056220, 3226010, 3820275, 3871212, 4839015, 5093700, 5806818, 6452020, 7640550, 8065025, 9678030, 11613636, 14517045, 15281100, 16130050, 19356060, 24195075, 29034090, 32260100, 48390150, 58068180, 72585225, 96780300, 145170450, 290340900]

約数ペア:

[(1, 290340900), (2, 145170450), (3, 96780300), (4, 72585225), (5, 58068180), (6, 48390150), (9, 32260100), (10, 29034090), (12, 24195075), (15, 19356060), (18, 16130050), (19, 15281100), (20, 14517045), (25, 11613636), (30, 9678030), (36, 8065025), (38, 7640550), (45, 6452020), (50, 5806818), (57, 5093700), (60, 4839015), (75, 3871212), (76, 3820275), (90, 3226010), (95, 3056220), (100, 2903409), (114, 2546850), (150, 1935606), (171, 1697900), (180, 1613005), (190, 1528110), (225, 1290404), (228, 1273425), (285, 1018740), (300, 967803), (342, 848950), (380, 764055), (450, 645202), (475, 611244), (570, 509370), (684, 424475), (855, 339580), (900, 322601), (950, 305622), (1140, 254685), (1425, 203748), (1710, 169790), (1900, 152811), (2850, 101874), (3420, 84895), (4275, 67916), (5700, 50937), (8550, 33958), (16979, 17100)]