210345982

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 404352000

約数和(自身を除く): 194006018

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 103, 149, 154, 178, 206, 298, 623, 721, 979, 1043, 1133, 1246, 1442, 1639, 1958, 2086, 2266, 3278, 6853, 7931, 9167, 11473, 13261, 13706, 15347, 15862, 18334, 22946, 26522, 30694, 64169, 92827, 100837, 107429, 128338, 145871, 168817, 185654, 201674, 214858, 291742, 337634, 705859, 1021097, 1181719, 1365883, 1411718, 2042194, 2363438, 2731766, 9561181, 15024713, 19122362, 30049426, 105172991, 210345982]

約数ペア:

[(1, 210345982), (2, 105172991), (7, 30049426), (11, 19122362), (14, 15024713), (22, 9561181), (77, 2731766), (89, 2363438), (103, 2042194), (149, 1411718), (154, 1365883), (178, 1181719), (206, 1021097), (298, 705859), (623, 337634), (721, 291742), (979, 214858), (1043, 201674), (1133, 185654), (1246, 168817), (1442, 145871), (1639, 128338), (1958, 107429), (2086, 100837), (2266, 92827), (3278, 64169), (6853, 30694), (7931, 26522), (9167, 22946), (11473, 18334), (13261, 15862), (13706, 15347)]