19495551960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{61609}}^1$

素因数の和:61922

約数の個数: 128

約数和(自身を含む): 65208024000

約数和(自身を除く): 45712472040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 293, 360, 540, 586, 879, 1080, 1172, 1465, 1758, 2344, 2637, 2930, 3516, 4395, 5274, 5860, 7032, 7911, 8790, 10548, 11720, 13185, 15822, 17580, 21096, 26370, 31644, 35160, 39555, 52740, 61609, 63288, 79110, 105480, 123218, 158220, 184827, 246436, 308045, 316440, 369654, 492872, 554481, 616090, 739308, 924135, 1108962, 1232180, 1478616, 1663443, 1848270, 2217924, 2464360, 2772405, 3326886, 3696540, 4435848, 5544810, 6653772, 7393080, 8317215, 11089620, 13307544, 16634430, 18051437, 22179240, 33268860, 36102874, 54154311, 66537720, 72205748, 90257185, 108308622, 144411496, 162462933, 180514370, 216617244, 270771555, 324925866, 361028740, 433234488, 487388799, 541543110, 649851732, 722057480, 812314665, 974777598, 1083086220, 1299703464, 1624629330, 1949555196, 2166172440, 2436943995, 3249258660, 3899110392, 4873887990, 6498517320, 9747775980, 19495551960]

約数ペア:

[(1, 19495551960), (2, 9747775980), (3, 6498517320), (4, 4873887990), (5, 3899110392), (6, 3249258660), (8, 2436943995), (9, 2166172440), (10, 1949555196), (12, 1624629330), (15, 1299703464), (18, 1083086220), (20, 974777598), (24, 812314665), (27, 722057480), (30, 649851732), (36, 541543110), (40, 487388799), (45, 433234488), (54, 361028740), (60, 324925866), (72, 270771555), (90, 216617244), (108, 180514370), (120, 162462933), (135, 144411496), (180, 108308622), (216, 90257185), (270, 72205748), (293, 66537720), (360, 54154311), (540, 36102874), (586, 33268860), (879, 22179240), (1080, 18051437), (1172, 16634430), (1465, 13307544), (1758, 11089620), (2344, 8317215), (2637, 7393080), (2930, 6653772), (3516, 5544810), (4395, 4435848), (5274, 3696540), (5860, 3326886), (7032, 2772405), (7911, 2464360), (8790, 2217924), (10548, 1848270), (11720, 1663443), (13185, 1478616), (15822, 1232180), (17580, 1108962), (21096, 924135), (26370, 739308), (31644, 616090), (35160, 554481), (39555, 492872), (52740, 369654), (61609, 316440), (63288, 308045), (79110, 246436), (105480, 184827), (123218, 158220)]