173936660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 388276224

約数和(自身を除く): 214339564

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 127, 155, 188, 235, 254, 310, 470, 508, 620, 635, 940, 1270, 1457, 2209, 2540, 2914, 3937, 4418, 5828, 5969, 7285, 7874, 8836, 11045, 11938, 14570, 15748, 19685, 22090, 23876, 29140, 29845, 39370, 44180, 59690, 68479, 78740, 119380, 136958, 185039, 273916, 280543, 342395, 370078, 561086, 684790, 740156, 925195, 1122172, 1369580, 1402715, 1850390, 2805430, 3700780, 5610860, 8696833, 17393666, 34787332, 43484165, 86968330, 173936660]

約数ペア:

[(1, 173936660), (2, 86968330), (4, 43484165), (5, 34787332), (10, 17393666), (20, 8696833), (31, 5610860), (47, 3700780), (62, 2805430), (94, 1850390), (124, 1402715), (127, 1369580), (155, 1122172), (188, 925195), (235, 740156), (254, 684790), (310, 561086), (470, 370078), (508, 342395), (620, 280543), (635, 273916), (940, 185039), (1270, 136958), (1457, 119380), (2209, 78740), (2540, 68479), (2914, 59690), (3937, 44180), (4418, 39370), (5828, 29845), (5969, 29140), (7285, 23876), (7874, 22090), (8836, 19685), (11045, 15748), (11938, 14570)]