168538360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1051}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 401443200

約数和(自身を除く): 232904840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 211, 380, 422, 760, 844, 1051, 1055, 1688, 2102, 2110, 4009, 4204, 4220, 5255, 8018, 8408, 8440, 10510, 16036, 19969, 20045, 21020, 32072, 39938, 40090, 42040, 79876, 80180, 99845, 159752, 160360, 199690, 221761, 399380, 443522, 798760, 887044, 1108805, 1774088, 2217610, 4213459, 4435220, 8426918, 8870440, 16853836, 21067295, 33707672, 42134590, 84269180, 168538360]

約数ペア:

[(1, 168538360), (2, 84269180), (4, 42134590), (5, 33707672), (8, 21067295), (10, 16853836), (19, 8870440), (20, 8426918), (38, 4435220), (40, 4213459), (76, 2217610), (95, 1774088), (152, 1108805), (190, 887044), (211, 798760), (380, 443522), (422, 399380), (760, 221761), (844, 199690), (1051, 160360), (1055, 159752), (1688, 99845), (2102, 80180), (2110, 79876), (4009, 42040), (4204, 40090), (4220, 39938), (5255, 32072), (8018, 21020), (8408, 20045), (8440, 19969), (10510, 16036)]