728192376

素因数分解:

$2^3\times 3^3\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:478

約数の個数: 128

約数和(自身を含む): 2064744000

約数和(自身を除く): 1336551624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 157, 197, 216, 218, 314, 327, 394, 436, 471, 591, 628, 654, 788, 872, 942, 981, 1182, 1256, 1308, 1413, 1576, 1773, 1884, 1962, 2364, 2616, 2826, 2943, 3546, 3768, 3924, 4239, 4728, 5319, 5652, 5886, 7092, 7848, 8478, 10638, 11304, 11772, 14184, 16956, 17113, 21276, 21473, 23544, 30929, 33912, 34226, 42552, 42946, 51339, 61858, 64419, 68452, 85892, 92787, 102678, 123716, 128838, 136904, 154017, 171784, 185574, 193257, 205356, 247432, 257676, 278361, 308034, 371148, 386514, 410712, 462051, 515352, 556722, 579771, 616068, 742296, 773028, 835083, 924102, 1113444, 1159542, 1232136, 1546056, 1670166, 1848204, 2226888, 2319084, 3340332, 3371261, 3696408, 4638168, 6680664, 6742522, 10113783, 13485044, 20227566, 26970088, 30341349, 40455132, 60682698, 80910264, 91024047, 121365396, 182048094, 242730792, 364096188, 728192376]

約数ペア:

[(1, 728192376), (2, 364096188), (3, 242730792), (4, 182048094), (6, 121365396), (8, 91024047), (9, 80910264), (12, 60682698), (18, 40455132), (24, 30341349), (27, 26970088), (36, 20227566), (54, 13485044), (72, 10113783), (108, 6742522), (109, 6680664), (157, 4638168), (197, 3696408), (216, 3371261), (218, 3340332), (314, 2319084), (327, 2226888), (394, 1848204), (436, 1670166), (471, 1546056), (591, 1232136), (628, 1159542), (654, 1113444), (788, 924102), (872, 835083), (942, 773028), (981, 742296), (1182, 616068), (1256, 579771), (1308, 556722), (1413, 515352), (1576, 462051), (1773, 410712), (1884, 386514), (1962, 371148), (2364, 308034), (2616, 278361), (2826, 257676), (2943, 247432), (3546, 205356), (3768, 193257), (3924, 185574), (4239, 171784), (4728, 154017), (5319, 136904), (5652, 128838), (5886, 123716), (7092, 102678), (7848, 92787), (8478, 85892), (10638, 68452), (11304, 64419), (11772, 61858), (14184, 51339), (16956, 42946), (17113, 42552), (21276, 34226), (21473, 33912), (23544, 30929)]