1272048400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{454303}}^1$

素因数の和:454328

約数の個数: 60

約数和(自身を含む): 3492689152

約数和(自身を除く): 2220640752

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, 454303, 908606, 1817212, 2271515, 3180121, 3634424, 4543030, 6360242, 7268848, 9086060, 11357575, 12720484, 15900605, 18172120, 22715150, 25440968, 31801210, 36344240, 45430300, 50881936, 63602420, 79503025, 90860600, 127204840, 159006050, 181721200, 254409680, 318012100, 636024200, 1272048400]

約数ペア:

[(1, 1272048400), (2, 636024200), (4, 318012100), (5, 254409680), (7, 181721200), (8, 159006050), (10, 127204840), (14, 90860600), (16, 79503025), (20, 63602420), (25, 50881936), (28, 45430300), (35, 36344240), (40, 31801210), (50, 25440968), (56, 22715150), (70, 18172120), (80, 15900605), (100, 12720484), (112, 11357575), (140, 9086060), (175, 7268848), (200, 6360242), (280, 4543030), (350, 3634424), (400, 3180121), (560, 2271515), (700, 1817212), (1400, 908606), (2800, 454303)]