280051860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2011}}^1$

素因数の和:2245

約数の個数: 96

約数和(自身を含む): 859912704

約数和(自身を除く): 579860844

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 211, 220, 330, 422, 633, 660, 844, 1055, 1266, 2011, 2110, 2321, 2532, 3165, 4022, 4220, 4642, 6033, 6330, 6963, 8044, 9284, 10055, 11605, 12066, 12660, 13926, 20110, 22121, 23210, 24132, 27852, 30165, 34815, 40220, 44242, 46420, 60330, 66363, 69630, 88484, 110605, 120660, 132726, 139260, 221210, 265452, 331815, 424321, 442420, 663630, 848642, 1272963, 1327260, 1697284, 2121605, 2545926, 4243210, 4667531, 5091852, 6364815, 8486420, 9335062, 12729630, 14002593, 18670124, 23337655, 25459260, 28005186, 46675310, 56010372, 70012965, 93350620, 140025930, 280051860]

約数ペア:

[(1, 280051860), (2, 140025930), (3, 93350620), (4, 70012965), (5, 56010372), (6, 46675310), (10, 28005186), (11, 25459260), (12, 23337655), (15, 18670124), (20, 14002593), (22, 12729630), (30, 9335062), (33, 8486420), (44, 6364815), (55, 5091852), (60, 4667531), (66, 4243210), (110, 2545926), (132, 2121605), (165, 1697284), (211, 1327260), (220, 1272963), (330, 848642), (422, 663630), (633, 442420), (660, 424321), (844, 331815), (1055, 265452), (1266, 221210), (2011, 139260), (2110, 132726), (2321, 120660), (2532, 110605), (3165, 88484), (4022, 69630), (4220, 66363), (4642, 60330), (6033, 46420), (6330, 44242), (6963, 40220), (8044, 34815), (9284, 30165), (10055, 27852), (11605, 24132), (12066, 23210), (12660, 22121), (13926, 20110)]