214608520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2767}}^1$

素因数の和:3062

約数の個数: 64

約数和(自身を含む): 554042880

約数和(自身を除く): 339434360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 277, 280, 554, 1108, 1385, 1939, 2216, 2767, 2770, 3878, 5534, 5540, 7756, 9695, 11068, 11080, 13835, 15512, 19369, 19390, 22136, 27670, 38738, 38780, 55340, 77476, 77560, 96845, 110680, 154952, 193690, 387380, 766459, 774760, 1532918, 3065836, 3832295, 5365213, 6131672, 7664590, 10730426, 15329180, 21460852, 26826065, 30658360, 42921704, 53652130, 107304260, 214608520]

約数ペア:

[(1, 214608520), (2, 107304260), (4, 53652130), (5, 42921704), (7, 30658360), (8, 26826065), (10, 21460852), (14, 15329180), (20, 10730426), (28, 7664590), (35, 6131672), (40, 5365213), (56, 3832295), (70, 3065836), (140, 1532918), (277, 774760), (280, 766459), (554, 387380), (1108, 193690), (1385, 154952), (1939, 110680), (2216, 96845), (2767, 77560), (2770, 77476), (3878, 55340), (5534, 38780), (5540, 38738), (7756, 27670), (9695, 22136), (11068, 19390), (11080, 19369), (13835, 15512)]