645081768

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 1916928000

約数和(自身を除く): 1271846232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 47, 57, 72, 76, 79, 94, 114, 127, 141, 152, 158, 171, 188, 228, 237, 254, 282, 316, 342, 376, 381, 423, 456, 474, 508, 564, 632, 684, 711, 762, 846, 893, 948, 1016, 1128, 1143, 1368, 1422, 1501, 1524, 1692, 1786, 1896, 2286, 2413, 2679, 2844, 3002, 3048, 3384, 3572, 3713, 4503, 4572, 4826, 5358, 5688, 5969, 6004, 7144, 7239, 7426, 8037, 9006, 9144, 9652, 10033, 10716, 11139, 11938, 12008, 13509, 14478, 14852, 16074, 17907, 18012, 19304, 20066, 21432, 21717, 22278, 23876, 27018, 28956, 29704, 30099, 32148, 33417, 35814, 36024, 40132, 43434, 44556, 47752, 53721, 54036, 57912, 60198, 64296, 66834, 70547, 71628, 80264, 86868, 89112, 90297, 107442, 108072, 113411, 120396, 133668, 141094, 143256, 173736, 180594, 190627, 211641, 214884, 226822, 240792, 267336, 282188, 340233, 361188, 381254, 423282, 429768, 453644, 471551, 564376, 571881, 634923, 680466, 722376, 762508, 846564, 907288, 943102, 1020699, 1143762, 1269846, 1360932, 1414653, 1525016, 1693128, 1715643, 1886204, 2041398, 2287524, 2539692, 2721864, 2829306, 3431286, 3772408, 4082796, 4243959, 4575048, 5079384, 5658612, 6862572, 8165592, 8487918, 8959469, 11317224, 13725144, 16975836, 17918938, 26878407, 33951672, 35837876, 53756814, 71675752, 80635221, 107513628, 161270442, 215027256, 322540884, 645081768]

約数ペア:

[(1, 645081768), (2, 322540884), (3, 215027256), (4, 161270442), (6, 107513628), (8, 80635221), (9, 71675752), (12, 53756814), (18, 35837876), (19, 33951672), (24, 26878407), (36, 17918938), (38, 16975836), (47, 13725144), (57, 11317224), (72, 8959469), (76, 8487918), (79, 8165592), (94, 6862572), (114, 5658612), (127, 5079384), (141, 4575048), (152, 4243959), (158, 4082796), (171, 3772408), (188, 3431286), (228, 2829306), (237, 2721864), (254, 2539692), (282, 2287524), (316, 2041398), (342, 1886204), (376, 1715643), (381, 1693128), (423, 1525016), (456, 1414653), (474, 1360932), (508, 1269846), (564, 1143762), (632, 1020699), (684, 943102), (711, 907288), (762, 846564), (846, 762508), (893, 722376), (948, 680466), (1016, 634923), (1128, 571881), (1143, 564376), (1368, 471551), (1422, 453644), (1501, 429768), (1524, 423282), (1692, 381254), (1786, 361188), (1896, 340233), (2286, 282188), (2413, 267336), (2679, 240792), (2844, 226822), (3002, 214884), (3048, 211641), (3384, 190627), (3572, 180594), (3713, 173736), (4503, 143256), (4572, 141094), (4826, 133668), (5358, 120396), (5688, 113411), (5969, 108072), (6004, 107442), (7144, 90297), (7239, 89112), (7426, 86868), (8037, 80264), (9006, 71628), (9144, 70547), (9652, 66834), (10033, 64296), (10716, 60198), (11139, 57912), (11938, 54036), (12008, 53721), (13509, 47752), (14478, 44556), (14852, 43434), (16074, 40132), (17907, 36024), (18012, 35814), (19304, 33417), (20066, 32148), (21432, 30099), (21717, 29704), (22278, 28956), (23876, 27018)]