128105676

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 377395200

約数和(自身を除く): 249289524

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 23, 34, 36, 38, 46, 51, 57, 68, 69, 76, 92, 102, 114, 138, 153, 171, 204, 207, 228, 276, 306, 323, 342, 391, 414, 437, 479, 612, 646, 684, 782, 828, 874, 958, 969, 1173, 1292, 1311, 1437, 1564, 1748, 1916, 1938, 2346, 2622, 2874, 2907, 3519, 3876, 3933, 4311, 4692, 5244, 5748, 5814, 7038, 7429, 7866, 8143, 8622, 9101, 11017, 11628, 14076, 14858, 15732, 16286, 17244, 18202, 22034, 22287, 24429, 27303, 29716, 32572, 33051, 36404, 44068, 44574, 48858, 54606, 66102, 66861, 73287, 81909, 89148, 97716, 99153, 109212, 132204, 133722, 146574, 154717, 163818, 187289, 198306, 209323, 267444, 293148, 309434, 327636, 374578, 396612, 418646, 464151, 561867, 618868, 627969, 749156, 837292, 928302, 1123734, 1255938, 1392453, 1685601, 1856604, 1883907, 2247468, 2511876, 2784906, 3371202, 3558491, 3767814, 5569812, 6742404, 7116982, 7535628, 10675473, 14233964, 21350946, 32026419, 42701892, 64052838, 128105676]

約数ペア:

[(1, 128105676), (2, 64052838), (3, 42701892), (4, 32026419), (6, 21350946), (9, 14233964), (12, 10675473), (17, 7535628), (18, 7116982), (19, 6742404), (23, 5569812), (34, 3767814), (36, 3558491), (38, 3371202), (46, 2784906), (51, 2511876), (57, 2247468), (68, 1883907), (69, 1856604), (76, 1685601), (92, 1392453), (102, 1255938), (114, 1123734), (138, 928302), (153, 837292), (171, 749156), (204, 627969), (207, 618868), (228, 561867), (276, 464151), (306, 418646), (323, 396612), (342, 374578), (391, 327636), (414, 309434), (437, 293148), (479, 267444), (612, 209323), (646, 198306), (684, 187289), (782, 163818), (828, 154717), (874, 146574), (958, 133722), (969, 132204), (1173, 109212), (1292, 99153), (1311, 97716), (1437, 89148), (1564, 81909), (1748, 73287), (1916, 66861), (1938, 66102), (2346, 54606), (2622, 48858), (2874, 44574), (2907, 44068), (3519, 36404), (3876, 33051), (3933, 32572), (4311, 29716), (4692, 27303), (5244, 24429), (5748, 22287), (5814, 22034), (7038, 18202), (7429, 17244), (7866, 16286), (8143, 15732), (8622, 14858), (9101, 14076), (11017, 11628)]