208058480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1867}}^1$

素因数の和:2086

約数の個数: 80

約数和(自身を含む): 555916800

約数和(自身を除く): 347858320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1592, 1867, 1990, 2786, 3184, 3734, 3980, 5572, 6965, 7468, 7960, 9335, 11144, 13069, 13930, 14936, 15920, 18670, 22288, 26138, 27860, 29872, 37340, 52276, 55720, 65345, 74680, 104552, 111440, 130690, 149360, 209104, 261380, 371533, 522760, 743066, 1045520, 1486132, 1857665, 2600731, 2972264, 3715330, 5201462, 5944528, 7430660, 10402924, 13003655, 14861320, 20805848, 26007310, 29722640, 41611696, 52014620, 104029240, 208058480]

約数ペア:

[(1, 208058480), (2, 104029240), (4, 52014620), (5, 41611696), (7, 29722640), (8, 26007310), (10, 20805848), (14, 14861320), (16, 13003655), (20, 10402924), (28, 7430660), (35, 5944528), (40, 5201462), (56, 3715330), (70, 2972264), (80, 2600731), (112, 1857665), (140, 1486132), (199, 1045520), (280, 743066), (398, 522760), (560, 371533), (796, 261380), (995, 209104), (1393, 149360), (1592, 130690), (1867, 111440), (1990, 104552), (2786, 74680), (3184, 65345), (3734, 55720), (3980, 52276), (5572, 37340), (6965, 29872), (7468, 27860), (7960, 26138), (9335, 22288), (11144, 18670), (13069, 15920), (13930, 14936)]