2547720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{337}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 9734400

約数和(自身を除く): 7186680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 337, 360, 378, 420, 504, 540, 630, 674, 756, 840, 945, 1011, 1080, 1260, 1348, 1512, 1685, 1890, 2022, 2359, 2520, 2696, 3033, 3370, 3780, 4044, 4718, 5055, 6066, 6740, 7077, 7560, 8088, 9099, 9436, 10110, 11795, 12132, 13480, 14154, 15165, 18198, 18872, 20220, 21231, 23590, 24264, 28308, 30330, 35385, 36396, 40440, 42462, 45495, 47180, 56616, 60660, 63693, 70770, 72792, 84924, 90990, 94360, 106155, 121320, 127386, 141540, 169848, 181980, 212310, 254772, 283080, 318465, 363960, 424620, 509544, 636930, 849240, 1273860, 2547720]

約数ペア:

[(1, 2547720), (2, 1273860), (3, 849240), (4, 636930), (5, 509544), (6, 424620), (7, 363960), (8, 318465), (9, 283080), (10, 254772), (12, 212310), (14, 181980), (15, 169848), (18, 141540), (20, 127386), (21, 121320), (24, 106155), (27, 94360), (28, 90990), (30, 84924), (35, 72792), (36, 70770), (40, 63693), (42, 60660), (45, 56616), (54, 47180), (56, 45495), (60, 42462), (63, 40440), (70, 36396), (72, 35385), (84, 30330), (90, 28308), (105, 24264), (108, 23590), (120, 21231), (126, 20220), (135, 18872), (140, 18198), (168, 15165), (180, 14154), (189, 13480), (210, 12132), (216, 11795), (252, 10110), (270, 9436), (280, 9099), (315, 8088), (337, 7560), (360, 7077), (378, 6740), (420, 6066), (504, 5055), (540, 4718), (630, 4044), (674, 3780), (756, 3370), (840, 3033), (945, 2696), (1011, 2520), (1080, 2359), (1260, 2022), (1348, 1890), (1512, 1685)]