51686280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{143573}}^1$

素因数の和:143590

約数の個数: 48

約数和(自身を含む): 167981580

約数和(自身を除く): 116295300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 143573, 287146, 430719, 574292, 717865, 861438, 1148584, 1292157, 1435730, 1722876, 2153595, 2584314, 2871460, 3445752, 4307190, 5168628, 5742920, 6460785, 8614380, 10337256, 12921570, 17228760, 25843140, 51686280]

約数ペア:

[(1, 51686280), (2, 25843140), (3, 17228760), (4, 12921570), (5, 10337256), (6, 8614380), (8, 6460785), (9, 5742920), (10, 5168628), (12, 4307190), (15, 3445752), (18, 2871460), (20, 2584314), (24, 2153595), (30, 1722876), (36, 1435730), (40, 1292157), (45, 1148584), (60, 861438), (72, 717865), (90, 574292), (120, 430719), (180, 287146), (360, 143573)]