225690520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{751}}^1$

素因数の和:1456

約数の個数: 64

約数和(自身を含む): 555517440

約数和(自身を除く): 329826920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 683, 751, 1366, 1502, 2732, 3004, 3415, 3755, 5464, 6008, 6830, 7510, 7513, 8261, 13660, 15020, 15026, 16522, 27320, 30040, 30052, 33044, 37565, 41305, 60104, 66088, 75130, 82610, 150260, 165220, 300520, 330440, 512933, 1025866, 2051732, 2564665, 4103464, 5129330, 5642263, 10258660, 11284526, 20517320, 22569052, 28211315, 45138104, 56422630, 112845260, 225690520]

約数ペア:

[(1, 225690520), (2, 112845260), (4, 56422630), (5, 45138104), (8, 28211315), (10, 22569052), (11, 20517320), (20, 11284526), (22, 10258660), (40, 5642263), (44, 5129330), (55, 4103464), (88, 2564665), (110, 2051732), (220, 1025866), (440, 512933), (683, 330440), (751, 300520), (1366, 165220), (1502, 150260), (2732, 82610), (3004, 75130), (3415, 66088), (3755, 60104), (5464, 41305), (6008, 37565), (6830, 33044), (7510, 30052), (7513, 30040), (8261, 27320), (13660, 16522), (15020, 15026)]