388623378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:848

約数の個数: 128

約数和(自身を含む): 993484800

約数和(自身を除く): 604861422

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 31, 33, 38, 39, 57, 62, 66, 78, 93, 114, 143, 186, 209, 247, 286, 341, 403, 418, 429, 494, 589, 627, 682, 741, 769, 806, 858, 1023, 1178, 1209, 1254, 1482, 1538, 1767, 2046, 2307, 2418, 2717, 3534, 4433, 4614, 5434, 6479, 7657, 8151, 8459, 8866, 9997, 12958, 13299, 14611, 15314, 16302, 16918, 19437, 19994, 22971, 23839, 25377, 26598, 29222, 29991, 38874, 43833, 45942, 47678, 50754, 59982, 71517, 84227, 87666, 109967, 143034, 160721, 168454, 189943, 219934, 252681, 262229, 309907, 321442, 329901, 379886, 452941, 482163, 505362, 524458, 569829, 619814, 659802, 786687, 905882, 929721, 964326, 1139658, 1358823, 1573374, 1859442, 2089373, 2717646, 3408977, 4178746, 4982351, 5888233, 6268119, 6817954, 9964702, 10226931, 11776466, 12536238, 14947053, 17664699, 20453862, 29894106, 35329398, 64770563, 129541126, 194311689, 388623378]

約数ペア:

[(1, 388623378), (2, 194311689), (3, 129541126), (6, 64770563), (11, 35329398), (13, 29894106), (19, 20453862), (22, 17664699), (26, 14947053), (31, 12536238), (33, 11776466), (38, 10226931), (39, 9964702), (57, 6817954), (62, 6268119), (66, 5888233), (78, 4982351), (93, 4178746), (114, 3408977), (143, 2717646), (186, 2089373), (209, 1859442), (247, 1573374), (286, 1358823), (341, 1139658), (403, 964326), (418, 929721), (429, 905882), (494, 786687), (589, 659802), (627, 619814), (682, 569829), (741, 524458), (769, 505362), (806, 482163), (858, 452941), (1023, 379886), (1178, 329901), (1209, 321442), (1254, 309907), (1482, 262229), (1538, 252681), (1767, 219934), (2046, 189943), (2307, 168454), (2418, 160721), (2717, 143034), (3534, 109967), (4433, 87666), (4614, 84227), (5434, 71517), (6479, 59982), (7657, 50754), (8151, 47678), (8459, 45942), (8866, 43833), (9997, 38874), (12958, 29991), (13299, 29222), (14611, 26598), (15314, 25377), (16302, 23839), (16918, 22971), (19437, 19994)]