79347660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 261654624

約数和(自身を除く): 182306964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 197, 210, 245, 274, 294, 394, 411, 420, 490, 548, 588, 591, 685, 735, 788, 822, 959, 980, 985, 1182, 1370, 1379, 1470, 1644, 1918, 1970, 2055, 2364, 2740, 2758, 2877, 2940, 2955, 3836, 3940, 4110, 4137, 4795, 5516, 5754, 5910, 6713, 6895, 8220, 8274, 9590, 9653, 11508, 11820, 13426, 13790, 14385, 16548, 19180, 19306, 20139, 20685, 26852, 26989, 27580, 28770, 28959, 33565, 38612, 40278, 41370, 48265, 53978, 57540, 57918, 67130, 80556, 80967, 82740, 96530, 100695, 107956, 115836, 134260, 134945, 144795, 161934, 188923, 193060, 201390, 269890, 289590, 323868, 377846, 402780, 404835, 539780, 566769, 579180, 755692, 809670, 944615, 1133538, 1322461, 1619340, 1889230, 2267076, 2644922, 2833845, 3778460, 3967383, 5289844, 5667690, 6612305, 7934766, 11335380, 13224610, 15869532, 19836915, 26449220, 39673830, 79347660]

約数ペア:

[(1, 79347660), (2, 39673830), (3, 26449220), (4, 19836915), (5, 15869532), (6, 13224610), (7, 11335380), (10, 7934766), (12, 6612305), (14, 5667690), (15, 5289844), (20, 3967383), (21, 3778460), (28, 2833845), (30, 2644922), (35, 2267076), (42, 1889230), (49, 1619340), (60, 1322461), (70, 1133538), (84, 944615), (98, 809670), (105, 755692), (137, 579180), (140, 566769), (147, 539780), (196, 404835), (197, 402780), (210, 377846), (245, 323868), (274, 289590), (294, 269890), (394, 201390), (411, 193060), (420, 188923), (490, 161934), (548, 144795), (588, 134945), (591, 134260), (685, 115836), (735, 107956), (788, 100695), (822, 96530), (959, 82740), (980, 80967), (985, 80556), (1182, 67130), (1370, 57918), (1379, 57540), (1470, 53978), (1644, 48265), (1918, 41370), (1970, 40278), (2055, 38612), (2364, 33565), (2740, 28959), (2758, 28770), (2877, 27580), (2940, 26989), (2955, 26852), (3836, 20685), (3940, 20139), (4110, 19306), (4137, 19180), (4795, 16548), (5516, 14385), (5754, 13790), (5910, 13426), (6713, 11820), (6895, 11508), (8220, 9653), (8274, 9590)]