87915996

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 272916000

約数和(自身を除く): 185000004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 49, 54, 63, 74, 84, 98, 108, 111, 126, 147, 148, 189, 196, 222, 252, 259, 294, 333, 378, 441, 444, 449, 518, 588, 666, 756, 777, 882, 898, 999, 1036, 1323, 1332, 1347, 1554, 1764, 1796, 1813, 1998, 2331, 2646, 2694, 3108, 3143, 3626, 3996, 4041, 4662, 5292, 5388, 5439, 6286, 6993, 7252, 8082, 9324, 9429, 10878, 12123, 12572, 13986, 16164, 16317, 16613, 18858, 21756, 22001, 24246, 27972, 28287, 32634, 33226, 37716, 44002, 48492, 48951, 49839, 56574, 65268, 66003, 66452, 84861, 88004, 97902, 99678, 113148, 116291, 132006, 149517, 169722, 195804, 198009, 199356, 232582, 264012, 299034, 339444, 348873, 396018, 448551, 465164, 594027, 598068, 697746, 792036, 814037, 897102, 1046619, 1188054, 1395492, 1628074, 1794204, 2093238, 2376108, 2442111, 3139857, 3256148, 4186476, 4884222, 6279714, 7326333, 9768444, 12559428, 14652666, 21978999, 29305332, 43957998, 87915996]

約数ペア:

[(1, 87915996), (2, 43957998), (3, 29305332), (4, 21978999), (6, 14652666), (7, 12559428), (9, 9768444), (12, 7326333), (14, 6279714), (18, 4884222), (21, 4186476), (27, 3256148), (28, 3139857), (36, 2442111), (37, 2376108), (42, 2093238), (49, 1794204), (54, 1628074), (63, 1395492), (74, 1188054), (84, 1046619), (98, 897102), (108, 814037), (111, 792036), (126, 697746), (147, 598068), (148, 594027), (189, 465164), (196, 448551), (222, 396018), (252, 348873), (259, 339444), (294, 299034), (333, 264012), (378, 232582), (441, 199356), (444, 198009), (449, 195804), (518, 169722), (588, 149517), (666, 132006), (756, 116291), (777, 113148), (882, 99678), (898, 97902), (999, 88004), (1036, 84861), (1323, 66452), (1332, 66003), (1347, 65268), (1554, 56574), (1764, 49839), (1796, 48951), (1813, 48492), (1998, 44002), (2331, 37716), (2646, 33226), (2694, 32634), (3108, 28287), (3143, 27972), (3626, 24246), (3996, 22001), (4041, 21756), (4662, 18858), (5292, 16613), (5388, 16317), (5439, 16164), (6286, 13986), (6993, 12572), (7252, 12123), (8082, 10878), (9324, 9429)]