205657320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155801}}^1$

素因数の和:155826

約数の個数: 64

約数和(自身を含む): 673064640

約数和(自身を除く): 467407320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 155801, 311602, 467403, 623204, 779005, 934806, 1246408, 1558010, 1713811, 1869612, 2337015, 3116020, 3427622, 3739224, 4674030, 5141433, 6232040, 6855244, 8569055, 9348060, 10282866, 13710488, 17138110, 18696120, 20565732, 25707165, 34276220, 41131464, 51414330, 68552440, 102828660, 205657320]

約数ペア:

[(1, 205657320), (2, 102828660), (3, 68552440), (4, 51414330), (5, 41131464), (6, 34276220), (8, 25707165), (10, 20565732), (11, 18696120), (12, 17138110), (15, 13710488), (20, 10282866), (22, 9348060), (24, 8569055), (30, 6855244), (33, 6232040), (40, 5141433), (44, 4674030), (55, 3739224), (60, 3427622), (66, 3116020), (88, 2337015), (110, 1869612), (120, 1713811), (132, 1558010), (165, 1246408), (220, 934806), (264, 779005), (330, 623204), (440, 467403), (660, 311602), (1320, 155801)]