229188400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{81853}}^1$

素因数の和:81878

約数の個数: 60

約数和(自身を含む): 629293552

約数和(自身を除く): 400105152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 81853, 163706, 327412, 409265, 572971, 654824, 818530, 1145942, 1309648, 1637060, 2046325, 2291884, 2864855, 3274120, 4092650, 4583768, 5729710, 6548240, 8185300, 9167536, 11459420, 14324275, 16370600, 22918840, 28648550, 32741200, 45837680, 57297100, 114594200, 229188400]

約数ペア:

[(1, 229188400), (2, 114594200), (4, 57297100), (5, 45837680), (7, 32741200), (8, 28648550), (10, 22918840), (14, 16370600), (16, 14324275), (20, 11459420), (25, 9167536), (28, 8185300), (35, 6548240), (40, 5729710), (50, 4583768), (56, 4092650), (70, 3274120), (80, 2864855), (100, 2291884), (112, 2046325), (140, 1637060), (175, 1309648), (200, 1145942), (280, 818530), (350, 654824), (400, 572971), (560, 409265), (700, 327412), (1400, 163706), (2800, 81853)]