131859840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{9811}}^1$

素因数の和:9840

約数の個数: 128

約数和(自身を含む): 480395520

約数和(自身を除く): 348535680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 9811, 13440, 19622, 29433, 39244, 49055, 58866, 68677, 78488, 98110, 117732, 137354, 147165, 156976, 196220, 206031, 235464, 274708, 294330, 313952, 343385, 392440, 412062, 470928, 549416, 588660, 627904, 686770, 784880, 824124, 941856, 1030155, 1098832, 1177320, 1255808, 1373540, 1569760, 1648248, 1883712, 2060310, 2197664, 2354640, 2747080, 3139520, 3296496, 3767424, 4120620, 4395328, 4709280, 5494160, 6279040, 6592992, 8241240, 8790656, 9418560, 10988320, 13185984, 16482480, 18837120, 21976640, 26371968, 32964960, 43953280, 65929920, 131859840]

約数ペア:

[(1, 131859840), (2, 65929920), (3, 43953280), (4, 32964960), (5, 26371968), (6, 21976640), (7, 18837120), (8, 16482480), (10, 13185984), (12, 10988320), (14, 9418560), (15, 8790656), (16, 8241240), (20, 6592992), (21, 6279040), (24, 5494160), (28, 4709280), (30, 4395328), (32, 4120620), (35, 3767424), (40, 3296496), (42, 3139520), (48, 2747080), (56, 2354640), (60, 2197664), (64, 2060310), (70, 1883712), (80, 1648248), (84, 1569760), (96, 1373540), (105, 1255808), (112, 1177320), (120, 1098832), (128, 1030155), (140, 941856), (160, 824124), (168, 784880), (192, 686770), (210, 627904), (224, 588660), (240, 549416), (280, 470928), (320, 412062), (336, 392440), (384, 343385), (420, 313952), (448, 294330), (480, 274708), (560, 235464), (640, 206031), (672, 196220), (840, 156976), (896, 147165), (960, 137354), (1120, 117732), (1344, 98110), (1680, 78488), (1920, 68677), (2240, 58866), (2688, 49055), (3360, 39244), (4480, 29433), (6720, 19622), (9811, 13440)]