123200028

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:998

約数の個数: 144

約数和(自身を含む): 388926720

約数和(自身を除く): 265726692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 243, 252, 266, 324, 342, 378, 399, 486, 513, 532, 567, 684, 756, 798, 953, 972, 1026, 1134, 1197, 1539, 1596, 1701, 1906, 2052, 2268, 2394, 2859, 3078, 3402, 3591, 3812, 4617, 4788, 5718, 6156, 6671, 6804, 7182, 8577, 9234, 10773, 11436, 13342, 14364, 17154, 18107, 18468, 20013, 21546, 25731, 26684, 32319, 34308, 36214, 40026, 43092, 51462, 54321, 60039, 64638, 72428, 77193, 80052, 102924, 108642, 120078, 126749, 129276, 154386, 162963, 180117, 217284, 231579, 240156, 253498, 308772, 325926, 360234, 380247, 463158, 488889, 506996, 540351, 651852, 720468, 760494, 926316, 977778, 1080702, 1140741, 1466667, 1520988, 1621053, 1955556, 2161404, 2281482, 2933334, 3242106, 3422223, 4400001, 4562964, 5866668, 6484212, 6844446, 8800002, 10266669, 13688892, 17600004, 20533338, 30800007, 41066676, 61600014, 123200028]

約数ペア:

[(1, 123200028), (2, 61600014), (3, 41066676), (4, 30800007), (6, 20533338), (7, 17600004), (9, 13688892), (12, 10266669), (14, 8800002), (18, 6844446), (19, 6484212), (21, 5866668), (27, 4562964), (28, 4400001), (36, 3422223), (38, 3242106), (42, 2933334), (54, 2281482), (57, 2161404), (63, 1955556), (76, 1621053), (81, 1520988), (84, 1466667), (108, 1140741), (114, 1080702), (126, 977778), (133, 926316), (162, 760494), (171, 720468), (189, 651852), (228, 540351), (243, 506996), (252, 488889), (266, 463158), (324, 380247), (342, 360234), (378, 325926), (399, 308772), (486, 253498), (513, 240156), (532, 231579), (567, 217284), (684, 180117), (756, 162963), (798, 154386), (953, 129276), (972, 126749), (1026, 120078), (1134, 108642), (1197, 102924), (1539, 80052), (1596, 77193), (1701, 72428), (1906, 64638), (2052, 60039), (2268, 54321), (2394, 51462), (2859, 43092), (3078, 40026), (3402, 36214), (3591, 34308), (3812, 32319), (4617, 26684), (4788, 25731), (5718, 21546), (6156, 20013), (6671, 18468), (6804, 18107), (7182, 17154), (8577, 14364), (9234, 13342), (10773, 11436)]