261879156

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3499}}^1$

素因数の和:3536

約数の個数: 144

約数和(自身を含む): 856128000

約数和(自身を除く): 594248844

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 243, 252, 297, 308, 324, 378, 396, 462, 486, 567, 594, 693, 756, 891, 924, 972, 1134, 1188, 1386, 1701, 1782, 2079, 2268, 2673, 2772, 3402, 3499, 3564, 4158, 5346, 6237, 6804, 6998, 8316, 10497, 10692, 12474, 13996, 18711, 20994, 24493, 24948, 31491, 37422, 38489, 41988, 48986, 62982, 73479, 74844, 76978, 94473, 97972, 115467, 125964, 146958, 153956, 188946, 220437, 230934, 269423, 283419, 293916, 346401, 377892, 440874, 461868, 538846, 566838, 661311, 692802, 808269, 850257, 881748, 1039203, 1077692, 1133676, 1322622, 1385604, 1616538, 1700514, 1983933, 2078406, 2424807, 2645244, 3117609, 3233076, 3401028, 3967866, 4156812, 4849614, 5951799, 6235218, 7274421, 7935732, 9352827, 9699228, 11903598, 12470436, 14548842, 18705654, 21823263, 23807196, 29097684, 37411308, 43646526, 65469789, 87293052, 130939578, 261879156]

約数ペア:

[(1, 261879156), (2, 130939578), (3, 87293052), (4, 65469789), (6, 43646526), (7, 37411308), (9, 29097684), (11, 23807196), (12, 21823263), (14, 18705654), (18, 14548842), (21, 12470436), (22, 11903598), (27, 9699228), (28, 9352827), (33, 7935732), (36, 7274421), (42, 6235218), (44, 5951799), (54, 4849614), (63, 4156812), (66, 3967866), (77, 3401028), (81, 3233076), (84, 3117609), (99, 2645244), (108, 2424807), (126, 2078406), (132, 1983933), (154, 1700514), (162, 1616538), (189, 1385604), (198, 1322622), (231, 1133676), (243, 1077692), (252, 1039203), (297, 881748), (308, 850257), (324, 808269), (378, 692802), (396, 661311), (462, 566838), (486, 538846), (567, 461868), (594, 440874), (693, 377892), (756, 346401), (891, 293916), (924, 283419), (972, 269423), (1134, 230934), (1188, 220437), (1386, 188946), (1701, 153956), (1782, 146958), (2079, 125964), (2268, 115467), (2673, 97972), (2772, 94473), (3402, 76978), (3499, 74844), (3564, 73479), (4158, 62982), (5346, 48986), (6237, 41988), (6804, 38489), (6998, 37422), (8316, 31491), (10497, 24948), (10692, 24493), (12474, 20994), (13996, 18711)]