66807720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{8837}}^1$

素因数の和:8864

約数の個数: 128

約数和(自身を含む): 254534400

約数和(自身を除く): 187726680

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, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 8837, 17674, 26511, 35348, 44185, 53022, 61859, 70696, 79533, 88370, 106044, 123718, 132555, 159066, 176740, 185577, 212088, 238599, 247436, 265110, 309295, 318132, 353480, 371154, 397665, 477198, 494872, 530220, 556731, 618590, 636264, 742308, 795330, 927885, 954396, 1060440, 1113462, 1192995, 1237180, 1484616, 1590660, 1670193, 1855770, 1908792, 2226924, 2385990, 2474360, 2783655, 3181320, 3340386, 3711540, 4453848, 4771980, 5567310, 6680772, 7423080, 8350965, 9543960, 11134620, 13361544, 16701930, 22269240, 33403860, 66807720]

約数ペア:

[(1, 66807720), (2, 33403860), (3, 22269240), (4, 16701930), (5, 13361544), (6, 11134620), (7, 9543960), (8, 8350965), (9, 7423080), (10, 6680772), (12, 5567310), (14, 4771980), (15, 4453848), (18, 3711540), (20, 3340386), (21, 3181320), (24, 2783655), (27, 2474360), (28, 2385990), (30, 2226924), (35, 1908792), (36, 1855770), (40, 1670193), (42, 1590660), (45, 1484616), (54, 1237180), (56, 1192995), (60, 1113462), (63, 1060440), (70, 954396), (72, 927885), (84, 795330), (90, 742308), (105, 636264), (108, 618590), (120, 556731), (126, 530220), (135, 494872), (140, 477198), (168, 397665), (180, 371154), (189, 353480), (210, 318132), (216, 309295), (252, 265110), (270, 247436), (280, 238599), (315, 212088), (360, 185577), (378, 176740), (420, 159066), (504, 132555), (540, 123718), (630, 106044), (756, 88370), (840, 79533), (945, 70696), (1080, 61859), (1260, 53022), (1512, 44185), (1890, 35348), (2520, 26511), (3780, 17674), (7560, 8837)]