1278778896

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{18013}}^1$

素因数の和:18073

約数の個数: 120

約数和(自身を含む): 3920206680

約数和(自身を除く): 2641427784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 34, 36, 48, 51, 58, 68, 72, 87, 102, 116, 136, 144, 153, 174, 204, 232, 261, 272, 306, 348, 408, 464, 493, 522, 612, 696, 816, 986, 1044, 1224, 1392, 1479, 1972, 2088, 2448, 2958, 3944, 4176, 4437, 5916, 7888, 8874, 11832, 17748, 18013, 23664, 35496, 36026, 54039, 70992, 72052, 108078, 144104, 162117, 216156, 288208, 306221, 324234, 432312, 522377, 612442, 648468, 864624, 918663, 1044754, 1224884, 1296936, 1567131, 1837326, 2089508, 2449768, 2593872, 2755989, 3134262, 3674652, 4179016, 4701393, 4899536, 5511978, 6268524, 7349304, 8358032, 8880409, 9402786, 11023956, 12537048, 14698608, 17760818, 18805572, 22047912, 25074096, 26641227, 35521636, 37611144, 44095824, 53282454, 71043272, 75222288, 79923681, 106564908, 142086544, 159847362, 213129816, 319694724, 426259632, 639389448, 1278778896]

約数ペア:

[(1, 1278778896), (2, 639389448), (3, 426259632), (4, 319694724), (6, 213129816), (8, 159847362), (9, 142086544), (12, 106564908), (16, 79923681), (17, 75222288), (18, 71043272), (24, 53282454), (29, 44095824), (34, 37611144), (36, 35521636), (48, 26641227), (51, 25074096), (58, 22047912), (68, 18805572), (72, 17760818), (87, 14698608), (102, 12537048), (116, 11023956), (136, 9402786), (144, 8880409), (153, 8358032), (174, 7349304), (204, 6268524), (232, 5511978), (261, 4899536), (272, 4701393), (306, 4179016), (348, 3674652), (408, 3134262), (464, 2755989), (493, 2593872), (522, 2449768), (612, 2089508), (696, 1837326), (816, 1567131), (986, 1296936), (1044, 1224884), (1224, 1044754), (1392, 918663), (1479, 864624), (1972, 648468), (2088, 612442), (2448, 522377), (2958, 432312), (3944, 324234), (4176, 306221), (4437, 288208), (5916, 216156), (7888, 162117), (8874, 144104), (11832, 108078), (17748, 72052), (18013, 70992), (23664, 54039), (35496, 36026)]