51257520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71191}}^1$

素因数の和:71210

約数の個数: 60

約数和(自身を含む): 172142256

約数和(自身を除く): 120884736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71191, 142382, 213573, 284764, 355955, 427146, 569528, 640719, 711910, 854292, 1067865, 1139056, 1281438, 1423820, 1708584, 2135730, 2562876, 2847640, 3203595, 3417168, 4271460, 5125752, 5695280, 6407190, 8542920, 10251504, 12814380, 17085840, 25628760, 51257520]

約数ペア:

[(1, 51257520), (2, 25628760), (3, 17085840), (4, 12814380), (5, 10251504), (6, 8542920), (8, 6407190), (9, 5695280), (10, 5125752), (12, 4271460), (15, 3417168), (16, 3203595), (18, 2847640), (20, 2562876), (24, 2135730), (30, 1708584), (36, 1423820), (40, 1281438), (45, 1139056), (48, 1067865), (60, 854292), (72, 711910), (80, 640719), (90, 569528), (120, 427146), (144, 355955), (180, 284764), (240, 213573), (360, 142382), (720, 71191)]