15999444

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 46347840

約数和(自身を除く): 30348396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 113, 114, 138, 162, 171, 207, 226, 228, 276, 324, 339, 342, 414, 437, 452, 513, 621, 678, 684, 828, 874, 1017, 1026, 1242, 1311, 1356, 1539, 1748, 1863, 2034, 2052, 2147, 2484, 2599, 2622, 3051, 3078, 3726, 3933, 4068, 4294, 5198, 5244, 6102, 6156, 6441, 7452, 7797, 7866, 8588, 9153, 10396, 11799, 12204, 12882, 15594, 15732, 18306, 19323, 23391, 23598, 25764, 31188, 35397, 36612, 38646, 46782, 47196, 49381, 57969, 70173, 70794, 77292, 93564, 98762, 115938, 140346, 141588, 148143, 173907, 197524, 210519, 231876, 280692, 296286, 347814, 421038, 444429, 592572, 695628, 842076, 888858, 1333287, 1777716, 2666574, 3999861, 5333148, 7999722, 15999444]

約数ペア:

[(1, 15999444), (2, 7999722), (3, 5333148), (4, 3999861), (6, 2666574), (9, 1777716), (12, 1333287), (18, 888858), (19, 842076), (23, 695628), (27, 592572), (36, 444429), (38, 421038), (46, 347814), (54, 296286), (57, 280692), (69, 231876), (76, 210519), (81, 197524), (92, 173907), (108, 148143), (113, 141588), (114, 140346), (138, 115938), (162, 98762), (171, 93564), (207, 77292), (226, 70794), (228, 70173), (276, 57969), (324, 49381), (339, 47196), (342, 46782), (414, 38646), (437, 36612), (452, 35397), (513, 31188), (621, 25764), (678, 23598), (684, 23391), (828, 19323), (874, 18306), (1017, 15732), (1026, 15594), (1242, 12882), (1311, 12204), (1356, 11799), (1539, 10396), (1748, 9153), (1863, 8588), (2034, 7866), (2052, 7797), (2147, 7452), (2484, 6441), (2599, 6156), (2622, 6102), (3051, 5244), (3078, 5198), (3726, 4294), (3933, 4068)]