51381360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71363}}^1$

素因数の和:71382

約数の個数: 60

約数和(自身を含む): 172558152

約数和(自身を除く): 121176792

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, 71363, 142726, 214089, 285452, 356815, 428178, 570904, 642267, 713630, 856356, 1070445, 1141808, 1284534, 1427260, 1712712, 2140890, 2569068, 2854520, 3211335, 3425424, 4281780, 5138136, 5709040, 6422670, 8563560, 10276272, 12845340, 17127120, 25690680, 51381360]

約数ペア:

[(1, 51381360), (2, 25690680), (3, 17127120), (4, 12845340), (5, 10276272), (6, 8563560), (8, 6422670), (9, 5709040), (10, 5138136), (12, 4281780), (15, 3425424), (16, 3211335), (18, 2854520), (20, 2569068), (24, 2140890), (30, 1712712), (36, 1427260), (40, 1284534), (45, 1141808), (48, 1070445), (60, 856356), (72, 713630), (80, 642267), (90, 570904), (120, 428178), (144, 356815), (180, 285452), (240, 214089), (360, 142726), (720, 71363)]