213969840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{127363}}^1$

素因数の和:127386

約数の個数: 80

約数和(自身を含む): 758070528

約数和(自身を除く): 544100688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 127363, 254726, 382089, 509452, 636815, 764178, 891541, 1018904, 1273630, 1528356, 1783082, 1910445, 2037808, 2547260, 2674623, 3056712, 3566164, 3820890, 4457705, 5094520, 5349246, 6113424, 7132328, 7641780, 8915410, 10189040, 10698492, 13373115, 14264656, 15283560, 17830820, 21396984, 26746230, 30567120, 35661640, 42793968, 53492460, 71323280, 106984920, 213969840]

約数ペア:

[(1, 213969840), (2, 106984920), (3, 71323280), (4, 53492460), (5, 42793968), (6, 35661640), (7, 30567120), (8, 26746230), (10, 21396984), (12, 17830820), (14, 15283560), (15, 14264656), (16, 13373115), (20, 10698492), (21, 10189040), (24, 8915410), (28, 7641780), (30, 7132328), (35, 6113424), (40, 5349246), (42, 5094520), (48, 4457705), (56, 3820890), (60, 3566164), (70, 3056712), (80, 2674623), (84, 2547260), (105, 2037808), (112, 1910445), (120, 1783082), (140, 1528356), (168, 1273630), (210, 1018904), (240, 891541), (280, 764178), (336, 636815), (420, 509452), (560, 382089), (840, 254726), (1680, 127363)]