68820318

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 192572640

約数和(自身を除く): 123752322

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 34, 38, 42, 51, 57, 63, 89, 102, 114, 119, 126, 133, 153, 171, 178, 238, 266, 267, 306, 323, 342, 357, 361, 399, 534, 623, 646, 714, 722, 798, 801, 969, 1071, 1083, 1197, 1246, 1513, 1602, 1691, 1869, 1938, 2142, 2166, 2261, 2394, 2527, 2907, 3026, 3249, 3382, 3738, 4522, 4539, 5054, 5073, 5607, 5814, 6137, 6498, 6783, 7581, 9078, 10146, 10591, 11214, 11837, 12274, 13566, 13617, 15162, 15219, 18411, 20349, 21182, 22743, 23674, 27234, 28747, 30438, 31773, 32129, 35511, 36822, 40698, 42959, 45486, 55233, 57494, 63546, 64258, 71022, 85918, 86241, 95319, 96387, 106533, 110466, 128877, 172482, 190638, 192774, 201229, 213066, 224903, 257754, 258723, 289161, 386631, 402458, 449806, 517446, 546193, 578322, 603687, 674709, 773262, 1092386, 1207374, 1349418, 1638579, 1811061, 2024127, 3277158, 3622122, 3823351, 4048254, 4915737, 7646702, 9831474, 11470053, 22940106, 34410159, 68820318]

約数ペア:

[(1, 68820318), (2, 34410159), (3, 22940106), (6, 11470053), (7, 9831474), (9, 7646702), (14, 4915737), (17, 4048254), (18, 3823351), (19, 3622122), (21, 3277158), (34, 2024127), (38, 1811061), (42, 1638579), (51, 1349418), (57, 1207374), (63, 1092386), (89, 773262), (102, 674709), (114, 603687), (119, 578322), (126, 546193), (133, 517446), (153, 449806), (171, 402458), (178, 386631), (238, 289161), (266, 258723), (267, 257754), (306, 224903), (323, 213066), (342, 201229), (357, 192774), (361, 190638), (399, 172482), (534, 128877), (623, 110466), (646, 106533), (714, 96387), (722, 95319), (798, 86241), (801, 85918), (969, 71022), (1071, 64258), (1083, 63546), (1197, 57494), (1246, 55233), (1513, 45486), (1602, 42959), (1691, 40698), (1869, 36822), (1938, 35511), (2142, 32129), (2166, 31773), (2261, 30438), (2394, 28747), (2527, 27234), (2907, 23674), (3026, 22743), (3249, 21182), (3382, 20349), (3738, 18411), (4522, 15219), (4539, 15162), (5054, 13617), (5073, 13566), (5607, 12274), (5814, 11837), (6137, 11214), (6498, 10591), (6783, 10146), (7581, 9078)]