2153781360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{997121}}^1$

素因数の和:997143

約数の個数: 80

約数和(自身を含む): 7418587680

約数和(自身を除く): 5264806320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 997121, 1994242, 2991363, 3988484, 4985605, 5982726, 7976968, 8974089, 9971210, 11965452, 14956815, 15953936, 17948178, 19942420, 23930904, 26922267, 29913630, 35896356, 39884840, 44870445, 47861808, 53844534, 59827260, 71792712, 79769680, 89740890, 107689068, 119654520, 134611335, 143585424, 179481780, 215378136, 239309040, 269222670, 358963560, 430756272, 538445340, 717927120, 1076890680, 2153781360]

約数ペア:

[(1, 2153781360), (2, 1076890680), (3, 717927120), (4, 538445340), (5, 430756272), (6, 358963560), (8, 269222670), (9, 239309040), (10, 215378136), (12, 179481780), (15, 143585424), (16, 134611335), (18, 119654520), (20, 107689068), (24, 89740890), (27, 79769680), (30, 71792712), (36, 59827260), (40, 53844534), (45, 47861808), (48, 44870445), (54, 39884840), (60, 35896356), (72, 29913630), (80, 26922267), (90, 23930904), (108, 19942420), (120, 17948178), (135, 15953936), (144, 14956815), (180, 11965452), (216, 9971210), (240, 8974089), (270, 7976968), (360, 5982726), (432, 4985605), (540, 3988484), (720, 2991363), (1080, 1994242), (2160, 997121)]